Home/CVE/A vulnerability was found in atjiu pybbs up to 6.0.0. It has been classified as critical. Affected is the function updat
CVE

CVE-2025-8549

A vulnerability was found in atjiu pybbs up to 6.0.0. It has been classified as critical. Affected is the function updat

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.

LOW · CVSS 3.7 EPSS 0.00315
Schedule remediation
  • Public exploit or PoC is available
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-521Weak Password Requirements
▤

Affected Products & Versions

1
pybbs project pybbs<= 6.0.0
⚠

Public Exploits & PoCs

2
pocgithub.com · issues/201github.com
pocgithub.com · 201#issue-3256288016github.com
▣

Scoring & Timeline

3.7
LOW · CVSS v3.1 · cna@vuldb.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD05 Aug 2025 · 07:15 AM
CVSS VectorCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
SSVC triage · cisa-vulnrichment
Exploitation
poc
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

5
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/atjiu/pybbs/commit/d09cb19a8e7d7e5151282926ada54080244d499fPatch
https://github.com/atjiu/pybbs/issues/201#issuecomment-3134733216Issue Tracking
https://vuldb.com/?ctiid.318678Permissions RequiredVDB Entry
https://vuldb.com/?id.318678Third Party AdvisoryVDB Entry
https://vuldb.com/?submit.622187Third Party AdvisoryVDB Entry
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