PatchTheCVECVE-2025-8546: A vulnerability, which was classified as problematic, was found in atjiu pybbs up to 6.0.0
CVE-2025-8546 is a medium-severity flaw (CVSS 5.3) affecting pybbs. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
A vulnerability, which was classified as problematic, was found in atjiu pybbs up to 6.0.0. This affects the function adminlogin/login of the component Verification Code Handler. The manipulation leads to guessable captcha. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The patch is named ecaf8d46944fd03e3c4ea05698f8acf0aaa570cf. It is recommended to apply a patch to fix this issue.
Why this priority
- Public exploit reference
- Remotely exploitable, no login, no user action
A fixed release or distro patch exists.
Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Quick answers
How do I fix CVE-2025-8546?
pybbs: upgrade to newer than 6.0.0. Exact commands for each OS are on this page.
Is CVE-2025-8546 being exploited?
CVE-2025-8546 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.
What does CVE-2025-8546 affect?
CVE-2025-8546 affects pybbs. Severity is medium (CVSS 5.3). A vulnerability, which was classified as problematic, was found in atjiu pybbs up to 6.0.0. This affects the function adminlogin/login of the component Verification Code Handler. The manipulation leads to guessable captcha. It is possible t
How urgent is CVE-2025-8546?
Priority 39/100. Public exploit reference; Remotely exploitable, no login, no user action
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