CVE-2021-24838 json
AnyComment < 0.3.5 - Open Redirect
published 2022-01-17 4 y ago modified 2026-06-17 4 mo ago also EUVD-2021-11750
- cvss
- 6.1
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 2.2%
- EPSS 2.2% chance of exploitation in 30 days, percentile 82%
- public exploits
- 0
- none known, plus a Nuclei check
Summary
The AnyComment WordPress plugin before 0.3.5 has an API endpoint which passes user input via the redirect parameter to the wp_redirect() function without being validated first, leading to an Open Redirect issue, which according to the vendor, is a feature.
Patch / fix
- bologer anycomment 0.3.5
Exploit prediction
2.21% chance of exploitation in the next 30 days, higher than 82% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- Nuclei template WordPress AnyComment <0.3.5 - Open Redirect nuclei detection template
- wpscan.com https://wpscan.com/vulnerability/562e81ad-7422-4437-a5b4-fcab9379db82 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 6.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
| NVD | 2.0 | 5.8 | AV:N/AC:M/Au:N/C:P/I:P/A:N |
Affected products
- Unknown AnyComment
Classification
- Weakness
-
- CWE-601 URL Redirection to Untrusted Site
- Technology feeds
References
-
wpscan.com
/vulnerability/562e81ad-7422-4437-a5b4-fcab9379db82
exploit, third-party-advisory
Sources
- CVE List CVE-2021-24838
- NVD CVE-2021-24838
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