Popup Box – Create Countdown, Coupon, Video, Contact Form Popups: known security problems
22 known security problems reported for this WordPress plugin, with the affected versions, the fix and what to do.
Updated
In short
There are 22 known security problems on this page. Each one has a fixed version. Updating to version 20.9.0 or newer covers every fixed problem listed here.
Based on public reports. Check the plugin’s changelog. Watchfox AI may be wrong.
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A stranger could use it to harm your site
A trusted security source confirmed it. If your site has an affected version, fix it this week.
- Affected versions
- From 6.4.1 up to and including 6.4.2
- Fixed in
- 6.4.3
- What to do
- If your site has an affected version, update Popup Box – Create Countdown, Coupon, Video, Contact Form Popups to version 6.4.3 or newer.
- Official ID
- CVE-2026-100159
- Report title
- Popup Box 6.4.1 - 6.4.2 - Unauthenticated Arbitrary Shortcode Execution via Client-IP / X-Forwarded-For HTTP Headers
- First reported
- Sources
- Wordfence, seen
Someone who already has an admin account could read or change the data in your site’s database
A trusted security source confirmed it. If your site has an affected version, fix it this week.
- Affected versions
- Up to and including 6.0.1
- Fixed in
- 6.0.2
- What to do
- If your site has an affected version, update Popup Box – Create Countdown, Coupon, Video, Contact Form Popups to version 6.0.2 or newer.
- Official ID
- CVE-2026-57631
- Report title
- Popup Box – Create Countdown, Coupon, Video, Contact Form Popups <= 6.0.1 - Authenticated (Administrator+) SQL Injection
- First reported
- Sources
- Wordfence, seen
Someone could plant harmful code that runs for your visitors or admins (up to and including 6.2.9)
A trusted security source confirmed it. If your site has an affected version, fix it this week.
- Affected versions
- Up to and including 6.2.9
- Fixed in
- 6.3.0
- What to do
- If your site has an affected version, update Popup Box – Create Countdown, Coupon, Video, Contact Form Popups to version 6.3.0 or newer.
- Official ID
- CVE-2026-54192
- Report title
- Popup Box – Create Countdown, Coupon, Video, Contact Form Popups <= 6.2.9 - Reflected Cross-Site Scripting
- First reported
- Sources
- Wordfence, seen
A stranger could plant harmful code that runs for your visitors or admins
A trusted security source confirmed it. If your site has an affected version, fix it this week.
- Affected versions
- Before 5.5.0
- Fixed in
- 5.5.0
- What to do
- If your site has an affected version, update Popup Box – Create Countdown, Coupon, Video, Contact Form Popups to version 5.5.0 or newer.
- Official ID
- CVE-2025-15611
- Report title
- Popup Box – Create Countdown, Coupon, Video, Contact Form Popups < 5.5.0 - Unauthenticated Stored Cross-Site Scripting
- First reported
- Sources
- Wordfence, seen
Someone could trick a logged-in admin into changing settings without knowing (up to and including 6.1.1)
A trusted security source confirmed it. If your site has an affected version, fix it this week.
- Affected versions
- Up to and including 6.1.1
- Fixed in
- 6.1.2
- What to do
- If your site has an affected version, update Popup Box – Create Countdown, Coupon, Video, Contact Form Popups to version 6.1.2 or newer.
- Official ID
- CVE-2026-1165
- Report title
- Popup Box <= 6.1.1 - Cross-Site Request Forgery to Popup Status Change
- First reported
- Sources
- Wordfence, seen
Someone could trick a logged-in admin into changing settings without knowing (up to and including 6.0.7)
A trusted security source confirmed it. If your site has an affected version, fix it this week.
- Affected versions
- Up to and including 6.0.7
- Fixed in
- 6.0.8
- What to do
- If your site has an affected version, update Popup Box – Create Countdown, Coupon, Video, Contact Form Popups to version 6.0.8 or newer.
- Official ID
- CVE-2025-69021
- Report title
- Popup box <= 6.0.7 - Cross-Site Request Forgery
- First reported
- Sources
- Wordfence, seen
Someone could trick a logged-in admin into changing settings without knowing (up to and including 5.5.4)
A trusted security source confirmed it. If your site has an affected version, fix it this week.
- Affected versions
- Up to and including 5.5.4
- Fixed in
- 5.5.5
- What to do
- If your site has an affected version, update Popup Box – Create Countdown, Coupon, Video, Contact Form Popups to version 5.5.5 or newer.
- Official ID
- CVE-2025-57931
- Report title
- Popup box <= 5.5.4 - Cross-Site Request Forgery
- First reported
- Sources
- Wordfence, seen
A stranger could do things on your site they should not be allowed to
A trusted security source confirmed it. If your site has an affected version, fix it this week.
- Affected versions
- Up to and including 4.9.7
- Fixed in
- 4.9.8
- What to do
- If your site has an affected version, update Popup Box – Create Countdown, Coupon, Video, Contact Form Popups to version 4.9.8 or newer.
- Official ID
- CVE-2024-10861
- Report title
- Popup Box – Create Countdown, Coupon, Video, Contact Form Popups <= 4.9.7 - Missing Authorization to Unauthenticated Limited Options Update
- First reported
- Sources
- Wordfence, seen
Someone who already has an admin account could plant harmful code that runs for your visitors or admins (up to and including 4.7.7)
A trusted security source confirmed it. If your site has an affected version, fix it this week.
- Affected versions
- Up to and including 4.7.7
- Fixed in
- 4.7.8
- What to do
- If your site has an affected version, update Popup Box – Create Countdown, Coupon, Video, Contact Form Popups to version 4.7.8 or newer.
- Official ID
- CVE-2024-9599
- Report title
- Popup Box <= 4.7.7 - Authenticated (Administrator+) Stored Cross-Site Scripting
- First reported
- Sources
- Wordfence, seen
Someone could do things on your site they should not be allowed to (up to and including 4.5.1)
A trusted security source confirmed it. If your site has an affected version, fix it this week.
- Affected versions
- Up to and including 4.5.1
- Fixed in
- 4.5.2
- What to do
- If your site has an affected version, update Popup Box – Create Countdown, Coupon, Video, Contact Form Popups to version 4.5.2 or newer.
- Official ID
- CVE-2024-37096
- Report title
- Popup box <= 4.5.1 - Missing Authorization
- First reported
- Sources
- Wordfence, seen
Someone could trick a logged-in admin into changing settings without knowing (up to and including 4.1.2)
A trusted security source confirmed it. If your site has an affected version, fix it this week.
- Affected versions
- Up to and including 4.1.2
- Fixed in
- 4.1.3
- What to do
- If your site has an affected version, update Popup Box – Create Countdown, Coupon, Video, Contact Form Popups to version 4.1.3 or newer.
- Official ID
- CVE-2024-34367
- Report title
- Popup box <= 4.1.2 - Cross-Site Request Forgery
- First reported
- Sources
- Wordfence, seen
Someone could do things on your site they should not be allowed to (up to and including 4.3.6)
A trusted security source confirmed it. If your site has an affected version, fix it this week.
- Affected versions
- Up to and including 4.3.6
- Fixed in
- 4.3.7
- What to do
- If your site has an affected version, update Popup Box – Create Countdown, Coupon, Video, Contact Form Popups to version 4.3.7 or newer.
- Official ID
- CVE-2024-3897
- Report title
- Popup Box – Best WordPress Popup Plugin <= 4.3.6 - Missing Authorization to Information Exposure
- First reported
- Sources
- Wordfence, seen
Someone could plant harmful code that runs for your visitors or admins (from 20.0.0 up to, but not including, 20.9.0)
A trusted security source confirmed it. If your site has an affected version, fix it this week.
- Affected versions
- From 20.0.0 up to, but not including, 20.9.0
- Fixed in
- 20.9.0
- What to do
- If your site has an affected version, update Popup Box – Create Countdown, Coupon, Video, Contact Form Popups to version 20.9.0 or newer.
- Official ID
- CVE-2023-6591
- Report title
- Popup Box Business (7.0.0 - 7.9.0) and Developer (20.0.0 - 20.9.0) - Authenticated (Admin+) Stored Cross-Site Scripting
- First reported
- Sources
- Wordfence, seen
Someone could plant harmful code that runs for your visitors or admins (from 7.0.0 up to, but not including, 7.9.0)
A trusted security source confirmed it. If your site has an affected version, fix it this week.
- Affected versions
- From 7.0.0 up to, but not including, 7.9.0
- Fixed in
- 7.9.0
- What to do
- If your site has an affected version, update Popup Box – Create Countdown, Coupon, Video, Contact Form Popups to version 7.9.0 or newer.
- Official ID
- CVE-2023-6591
- Report title
- Popup Box Business (7.0.0 - 7.9.0) and Developer (20.0.0 - 20.9.0) - Authenticated (Admin+) Stored Cross-Site Scripting
- First reported
- Sources
- Wordfence, seen
Someone who already has an admin account could plant harmful code that runs for your visitors or admins (before 3.8.7)
A trusted security source confirmed it. If your site has an affected version, fix it this week.
- Affected versions
- Before 3.8.7
- Fixed in
- 3.8.7
- What to do
- If your site has an affected version, update Popup Box – Create Countdown, Coupon, Video, Contact Form Popups to version 3.8.7 or newer.
- Official ID
- CVE-2023-5809
- Report title
- Popup Box <= 3.8.6 - Authenticated (Administrator+) Stored Cross-Site Scripting
- First reported
- Sources
- Wordfence, seen
Someone who already has an admin account could plant harmful code that runs for your visitors or admins (before 3.8.7) (2)
A trusted security source confirmed it. If your site has an affected version, fix it this week.
- Affected versions
- Before 3.8.7
- Fixed in
- 3.8.7
- What to do
- If your site has an affected version, update Popup Box – Create Countdown, Coupon, Video, Contact Form Popups to version 3.8.7 or newer.
- Official ID
- CVE-2023-5874
- Report title
- Popup Box <= 3.8.6 - Authenticated (Administrator+) Stored Cross-Site Scripting
- First reported
- Sources
- Wordfence, seen
Someone could plant harmful code that runs for your visitors or admins (up to and including 3.7.8)
A trusted security source confirmed it. If your site has an affected version, fix it this week.
- Affected versions
- Up to and including 3.7.8
- Fixed in
- 3.7.9
- What to do
- If your site has an affected version, update Popup Box – Create Countdown, Coupon, Video, Contact Form Popups to version 3.7.9 or newer.
- Official ID
- CVE-2023-5343
- Report title
- Popup Box – Best WordPress Popup Plugin <= 3.7.8 - Authenticated (Admin+) Stored Cross-Site Scripting
- First reported
- Sources
- Wordfence, seen
Someone who already has an admin account could plant harmful code that runs for your visitors or admins (before 3.7.2)
A trusted security source confirmed it. If your site has an affected version, fix it this week.
- Affected versions
- Before 3.7.2
- Fixed in
- 3.7.2
- What to do
- If your site has an affected version, update Popup Box – Create Countdown, Coupon, Video, Contact Form Popups to version 3.7.2 or newer.
- Official ID
- CVE-2023-4390
- Report title
- Popup Box <= 3.7.1 - Authenticated(Administrator+) Stored Cross-Site Scripting
- First reported
- Sources
- Wordfence, seen
Someone who already has an admin account could plant harmful code that runs for your visitors or admins (before 3.7.1)
A trusted security source confirmed it. If your site has an affected version, fix it this week.
- Affected versions
- Before 3.7.1
- Fixed in
- 3.7.1
- What to do
- If your site has an affected version, update Popup Box – Create Countdown, Coupon, Video, Contact Form Popups to version 3.7.1 or newer.
- Report title
- Popup Box <= 3.7.0 - Authenticated(Administrator+) Stored Cross-Site Scripting
- First reported
- Sources
- Wordfence, seen
Someone could plant harmful code that runs for your visitors or admins (up to and including 3.4.4)
A trusted security source confirmed it. If your site has an affected version, fix it this week.
- Affected versions
- Up to and including 3.4.4
- Fixed in
- 3.4.5
- What to do
- If your site has an affected version, update Popup Box – Create Countdown, Coupon, Video, Contact Form Popups to version 3.4.5 or newer.
- Official ID
- CVE-2023-27414
- Report title
- Popup box <= 3.4.4 - Reflected Cross-Site Scripting via 'ays_pb_tab' Parameter
- First reported
- Sources
- Wordfence, seen
Someone could plant harmful code that runs for your visitors or admins (up to and including 2.3.3)
A trusted security source confirmed it. If your site has an affected version, fix it this week.
- Affected versions
- Up to and including 2.3.3
- Fixed in
- 2.3.4
- What to do
- If your site has an affected version, update Popup Box – Create Countdown, Coupon, Video, Contact Form Popups to version 2.3.4 or newer.
- Report title
- Popup box <= 2.3.3 - Cross-Site Scripting
- First reported
- Sources
- Wordfence, seen
Someone could read or change the data in your site’s database
A trusted security source confirmed it. If your site has an affected version, fix it this week.
- Affected versions
- Before 2.3.4
- Fixed in
- 2.3.4
- What to do
- If your site has an affected version, update Popup Box – Create Countdown, Coupon, Video, Contact Form Popups to version 2.3.4 or newer.
- Official ID
- CVE-2021-24458
- Report title
- Popup box < 2.3.4 - Authenticated SQL Injection
- First reported
- Sources
- Wordfence, seen
Where this comes from
We collect these reports from public security sources and rewrite them in plain words. Each problem shows its sources and the date we first saw it. This page never says whether your own site is affected: only a check of your site’s versions can tell.
Get an email when your site is affected.
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