Vulnerability · Published Oct 3, 2025 · Assigned by GitHub_M

CVE-2025-61599Emlog is Vulnerable to Stored Cross-Site Scripting (XSS) in "Twitter" Feature via Markdown Input

Medium 5.1

In plain English

A medium-severity cross-site scripting in emlog from emlog. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 11% of all known vulnerabilities).

Severity (CVSS 4.0)5.1Medium

Exploit odds (30 days)0.2%top 89.1% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

Emlog is an open source website building system. A stored Cross-Site Scripting (XSS) vulnerability exists in the "Twitter"feature of EMLOG Pro 2.5.21 and below. An authenticated user with privileges to post a "Twitter" message can inject arbitrary JavaScript code. The malicious script is stored on the server and gets executed in the browser of any user, including administrators, when they click on the malicious post to view it. This issue does not currently have a fix.

Affected products (as reported)

Vendor	Product	Versions
emlog	emlog	<= 2.5.21

Weakness: CWE-79 · Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N

References

https://github.com/emlog/emlog/security/advisories/GHSA-rm5c-mjpg-vm89 x_refsource_CONFIRM