CVE-2025-2779

MEDIUMCVSS 6.5/10EPSS 0.25%

Last modified

CVE-2025-2779 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. The Insert Headers and Footers Code – HT Script plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the ajax_dismiss function in all versions up to, and including, 1.1.2. This makes it possible for authenticated attackers, with Subscriber-level access and above, to update option values to 1/true on the WordPress site. EPSS estimates a 0.25% chance of exploitation in the next 30 days.

Description

The Insert Headers and Footers Code – HT Script plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the ajax_dismiss function in all versions up to, and including, 1.1.2. This makes it possible for authenticated attackers, with Subscriber-level access and above, to update option values to 1/true on the WordPress site. This can be leveraged to update an option that would create an error on the site and deny access to legitimate users or be used to set some values to true, such as registration.

Metrics

CVSS 3.1
6.5/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

EPSS Probability
0.25%

16.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

References

Timeline

Published
Last Modified
Status
Deferred

Frequently Asked Questions

What is CVE-2025-2779?
The Insert Headers and Footers Code – HT Script plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the ajax_dismiss function in all versions up to, and including, 1.1.2. This makes it possible for authenticated attackers, with Subscriber-level access and above, to update option values to 1/true on the WordPress site. This can be leveraged to update an option that would create an error on the site and deny access to legitimate users or be used to set some values to true, such as registration.
How severe is CVE-2025-2779?
CVE-2025-2779 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.25% probability of exploitation in the next 30 days.
How do I fix CVE-2025-2779?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-2779?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST