Vulnerability · Published Jan 2, 2026 · Assigned by GitHub_M
CVE-2026-21431Emlog vulnerable to stored Cross-site Scripting via image name
Low 2.0
In plain English
A low-severity cross-site scripting in emlog from emlog. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 9% of all known vulnerabilities).
Severity (CVSS 4.0)2.0Low
Exploit odds (30 days)0.2%top 90.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Emlog is an open source website building system. Version 2.5.23 has a stored cross-site scripting vulnerability in the `Resource media library ` function while publishing an article. As of time of publication, no known patched versions are available.
Affected products (as reported)
Weakness: CWE-79 · Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:P
References
- https://github.com/emlog/emlog/security/advisories/GHSA-9vc2-crhr-248x x_refsource_CONFIRM