Vulnerability · Published Aug 25, 2026 · Assigned by mitre
CVE-2026-38473
Medium 5.4
In plain English
A medium-severity cross-site scripting in the affected software. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 30% of all known vulnerabilities).
Severity (CVSS 3.1)5.4Medium
Exploit odds (30 days)0.4%top 70.1% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
A Stored XSS vulnerability in the subtitle deletion flow in GazellePW (GazellePosterWall) commit 86c4bedf727691b5a97af42a4864869d18446449 allows remote authenticated users to inject arbitrary JavaScript via a crafted subtitle filename, which is stored during upload and later rendered in /subtitles.php?action=delete.
Affected products (as reported)
Weakness: CWE-79 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
References
- https://github.com/Mosasauroidea/GazellePW/blob/86c4bedf727691b5a97af42a4864869d18446449/sections/subtitles/upload_handle.php#L12
- https://github.com/Mosasauroidea/GazellePW/blob/86c4bedf727691b5a97af42a4864869d18446449/sections/subtitles/upload_handle.php#L37
- https://github.com/Mosasauroidea/GazellePW/blob/86c4bedf727691b5a97af42a4864869d18446449/sections/subtitles/delete.php#L25
- https://snaacky.com/1-click-exploit-chain-for-complete-gazellepw-database-compromise