Vulnerability · Published Aug 5, 2025 · Assigned by VulDB
CVE-2025-8549atjiu pybbs UserAdminController.java update weak password
Low 3.7
In plain English
A low-severity security flaw in pybbs from atjiu. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 44% of all known vulnerabilities).
Official description
A vulnerability was found in atjiu pybbs up to 6.0.0. It has been classified as critical. Affected is the function update of the file src/main/java/co/yiiu/pybbs/controller/admin/UserAdminController.java. The manipulation leads to weak password requirements. It is possible to launch the attack remotely. The complexity of an attack is rather high. The exploitability is told to be difficult. The exploit has been disclosed to the public and may be used. The patch is identified as d09cb19a8e7d7e5151282926ada54080244d499f. It is recommended to apply a patch to fix this issue.
Affected products (as reported)
Weakness: CWE-521 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:O/RC:C
References
- VDB-318678 | atjiu pybbs UserAdminController.java update weak password vdb-entry, technical-description
- VDB-318678 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
- Submit #622187 | atjiu https://github.com/atjiu/pybbs <=6.0.0 No password security policy third-party-advisory
- https://github.com/atjiu/pybbs/issues/201 issue-tracking
- https://github.com/atjiu/pybbs/issues/201#issuecomment-3134733216 issue-tracking
- https://github.com/atjiu/pybbs/issues/201#issue-3256288016 exploit, issue-tracking
- https://github.com/atjiu/pybbs/commit/d09cb19a8e7d7e5151282926ada54080244d499f patch