CVE-2025-8549
atjiu pybbs UserAdminController.java update weak password
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.
INFO
Published Date :
Aug. 5, 2025, 7:15 a.m.
Last Modified :
Sept. 3, 2025, 1:10 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 2.0 | LOW | [email protected] | ||||
| CVSS 3.1 | LOW | [email protected] | ||||
| CVSS 4.0 | MEDIUM | [email protected] |
Solution
- Apply the patch identified by d09cb19a8e7d7e5151282926ada54080244d499f.
- Update the pybbs application to the latest version.
- Review and enforce stronger password policies.
Public PoC/Exploit Available at Github
CVE-2025-8549 has a 1 public
PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2025-8549.
| URL | Resource |
|---|---|
| https://github.com/atjiu/pybbs/commit/d09cb19a8e7d7e5151282926ada54080244d499f | Patch |
| https://github.com/atjiu/pybbs/issues/201 | Exploit Issue Tracking |
| https://github.com/atjiu/pybbs/issues/201#issue-3256288016 | Exploit Issue Tracking |
| https://github.com/atjiu/pybbs/issues/201#issuecomment-3134733216 | Issue Tracking |
| https://vuldb.com/?ctiid.318678 | Permissions Required VDB Entry |
| https://vuldb.com/?id.318678 | Third Party Advisory VDB Entry |
| https://vuldb.com/?submit.622187 | Third Party Advisory VDB Entry |
| https://github.com/atjiu/pybbs/issues/201 | Exploit Issue Tracking |
| https://github.com/atjiu/pybbs/issues/201#issue-3256288016 | Exploit Issue Tracking |
| https://github.com/atjiu/pybbs/issues/201#issuecomment-3134733216 | Issue Tracking |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2025-8549 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2025-8549
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
None
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2025-8549 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2025-8549 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
Initial Analysis by [email protected]
Sep. 03, 2025
Action Type Old Value New Value Added CPE Configuration OR *cpe:2.3:a:pybbs_project:pybbs:*:*:*:*:*:*:*:* versions up to (including) 6.0.0 Added Reference Type VulDB: https://github.com/atjiu/pybbs/commit/d09cb19a8e7d7e5151282926ada54080244d499f Types: Patch Added Reference Type VulDB: https://github.com/atjiu/pybbs/issues/201 Types: Exploit, Issue Tracking Added Reference Type VulDB: https://github.com/atjiu/pybbs/issues/201#issuecomment-3134733216 Types: Issue Tracking Added Reference Type VulDB: https://vuldb.com/?ctiid.318678 Types: Permissions Required, VDB Entry Added Reference Type VulDB: https://vuldb.com/?id.318678 Types: Third Party Advisory, VDB Entry Added Reference Type VulDB: https://vuldb.com/?submit.622187 Types: Third Party Advisory, VDB Entry Added Reference Type CISA-ADP: https://github.com/atjiu/pybbs/issues/201 Types: Exploit, Issue Tracking Added Reference Type CISA-ADP: https://github.com/atjiu/pybbs/issues/201#issue-3256288016 Types: Exploit, Issue Tracking Added Reference Type VulDB: https://github.com/atjiu/pybbs/issues/201#issue-3256288016 Types: Exploit, Issue Tracking Added Reference Type CISA-ADP: https://github.com/atjiu/pybbs/issues/201#issuecomment-3134733216 Types: Issue Tracking -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Aug. 05, 2025
Action Type Old Value New Value Added Reference https://github.com/atjiu/pybbs/issues/201 Added Reference https://github.com/atjiu/pybbs/issues/201#issue-3256288016 Added Reference https://github.com/atjiu/pybbs/issues/201#issuecomment-3134733216 -
New CVE Received by [email protected]
Aug. 05, 2025
Action Type Old Value New Value Added 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. Added CVSS V4.0 AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Added CVSS V3.1 AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N Added CVSS V2 (AV:N/AC:H/Au:N/C:P/I:N/A:N) Added CWE CWE-521 Added Reference https://github.com/atjiu/pybbs/commit/d09cb19a8e7d7e5151282926ada54080244d499f Added Reference https://github.com/atjiu/pybbs/issues/201 Added Reference https://github.com/atjiu/pybbs/issues/201#issue-3256288016 Added Reference https://github.com/atjiu/pybbs/issues/201#issuecomment-3134733216 Added Reference https://vuldb.com/?ctiid.318678 Added Reference https://vuldb.com/?id.318678 Added Reference https://vuldb.com/?submit.622187