Vulnerability · Published Jul 18, 2025 · Assigned by VulDB
CVE-2025-7786Gnuboard g6 Post Reply qa cross site scripting
Low 3.5
In plain English
A low-severity cross-site scripting in g6 from Gnuboard. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 21% of all known vulnerabilities).
Severity (CVSS 3.1)3.5Low
Exploit odds (30 days)0.3%top 79.3% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
A vulnerability, which was classified as problematic, has been found in Gnuboard g6 up to 6.0.10. This issue affects some unknown processing of the file /bbs/scrap_popin_update/qa/ of the component Post Reply Handler. The manipulation leads to cross site scripting. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.
Affected products (as reported)
Weakness: CWE-79, CWE-94 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R
References
- VDB-316847 | Gnuboard g6 Post Reply qa cross site scripting vdb-entry
- VDB-316847 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
- Submit #615735 | Gnuboard https://github.com/gnuboard/g6 version 6.x Stored XSS third-party-advisory
- https://github.com/gnuboard/g6/issues/645 exploit, issue-tracking