CVE-2025-11378
The ShortPixel Image Optimizer – Optimize Images, Convert WebP & AVIF plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the 'shortpixel_ajaxRequest' AJAX action in all versions up to, and…
Does this matter?
Lower severity and a low EPSS score (0.29%). Track it; it rarely justifies an emergency change on its own.
Description
The ShortPixel Image Optimizer – Optimize Images, Convert WebP & AVIF plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the 'shortpixel_ajaxRequest' AJAX action in all versions up to, and including, 6.3.4. This makes it possible for authenticated attackers, with Contributor-level access and above, to export and import site options.
- CVSS 3.1
- 5.4 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
- EPSS
- 0.29% probability · 22th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-862
- Source
- security@wordfence.com
References
- https://github.com/short-pixel-optimizer/shortpixel-image-optimiser/commit/74263060acafbaf63b4a34f339a8b0dc35f2cad9
- https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3379473%40shortpixel-image-optimiser&new=3379473%40shortpixel-image-optimiser&sfp_email=&sfph_mail=
- https://research.cleantalk.org/CVE-2025-11378
- https://www.wordfence.com/threat-intel/vulnerabilities/id/1f7e9eb5-e222-43fa-a14f-b9cbced6b8f5?source=cve
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.