Images to WebP < 1.9 - Multiple Cross Site Request Forgery (CSRF)

published 2021-11-23 4 y ago modified 2026-06-17 4 mo ago also EUVD-2021-11553

cvss: 8.1; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 0.5%; EPSS 0.5% chance of exploitation in 30 days, percentile 45%
public exploits: 0; none known

The Images to WebP WordPress plugin before 1.9 does not have CSRF checks in place when performing some administrative actions, which could result in modification of plugin settings, Denial-of-Service, as well as arbitrary image conversion

Patch / fix

fixed in 1

imagestowebp_project images_to_webp 1.9

Exploit prediction

0.54% chance of exploitation in the next 30 days, higher than 45% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

wpscan.com https://wpscan.com/vulnerability/972f8c5d-22b7-42de-a981-2e5acb72297b referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
NVD	3.1	8.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:H
NVD	2.0	5.8	AV:N/AC:M/Au:N/C:N/I:P/A:P

Affected products

Unknown Images to WebP

Classification

Weakness

CWE-352 Cross-Site Request Forgery

Technology feeds

WordPress rss critical rss

References

wpscan.com /vulnerability/972f8c5d-22b7-42de-a981-2e5acb72297b
exploit, third-party-advisory

Sources

CVE List CVE-2021-24641
NVD CVE-2021-24641

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary