Vulnerability · Published Aug 5, 2025 · Assigned by VulDB
CVE-2025-8547atjiu pybbs Email Verification improper authorization
Medium 5.3
In plain English
A medium-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 41% of all known vulnerabilities).
Official description
A vulnerability has been found in atjiu pybbs up to 6.0.0 and classified as critical. This vulnerability affects unknown code of the component Email Verification Handler. The manipulation leads to improper authorization. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The name of the patch is 044f22893bee254dc2bb0d30f614913fab3c22c2. It is recommended to apply a patch to fix this issue.
Affected products (as reported)
Weakness: CWE-285, CWE-266 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:P/RL:O/RC:C
References
- VDB-318676 | atjiu pybbs Email Verification improper authorization vdb-entry
- VDB-318676 | CTI Indicators (IOB, IOC, TTP) signature, permissions-required
- Submit #622180 | atjiu https://github.com/atjiu/pybbs <=6.0.0 Registration email is not verified third-party-advisory
- https://github.com/atjiu/pybbs/issues/200 issue-tracking
- https://github.com/atjiu/pybbs/issues/200#issuecomment-3134710486 issue-tracking
- https://github.com/atjiu/pybbs/issues/200#issue-3256283647 exploit, issue-tracking
- https://github.com/atjiu/pybbs/commit/044f22893bee254dc2bb0d30f614913fab3c22c2 patch