Vulnerability · Published Aug 5, 2025 · Assigned by VulDB
CVE-2025-8550atjiu pybbs list cross site scripting
Low 2.4
In plain English
A low-severity cross-site scripting in pybbs from atjiu. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.7% (higher than 55% of all known vulnerabilities). Ready-made attack tooling exists: public proof-of-concept code.
Official description
A vulnerability was found in atjiu pybbs up to 6.0.0. It has been declared as problematic. Affected by this vulnerability is an unknown functionality of the file /admin/topic/list. The manipulation of the argument Username leads to cross site scripting. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The patch is named 2fe4a51afbce0068c291bc1818bbc8f7f3b01a22. It is recommended to apply a patch to fix this issue.
Affected products (as reported)
Weakness: CWE-79, CWE-94 · Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N/E:P/RL:O/RC:C
References
- VDB-318679 | atjiu pybbs list cross site scripting vdb-entry, technical-description
- VDB-318679 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
- Submit #622194 | atjiu https://github.com/atjiu/pybbs <=6.0.0 Reflected XSS third-party-advisory
- https://github.com/atjiu/pybbs/issues/203 issue-tracking
- https://github.com/atjiu/pybbs/issues/203#issuecomment-3134774288 issue-tracking
- https://github.com/atjiu/pybbs/issues/203#issue-3256392964 exploit, issue-tracking
- https://github.com/atjiu/pybbs/commit/2fe4a51afbce0068c291bc1818bbc8f7f3b01a22 patch