CVE-2025-8546

MEDIUM EPSS 33.5%
Published Aug 5, 202511mo ago · Modified Jun 17, 20262w ago
5.5 CVSS 4.0
Medium
Find Similar
Published Aug 5, 2025 11mo ago
Last Modified Jun 17, 2026 2w ago

Description

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.

CVSS Details

Base Score
5.5
Exploitability
—
Impact
—
Vector string
CVSS:4.0/AV:N/AC:L/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
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope X

Threat Intelligence

EPSS Exploit Probability
33.5% percentile
Exploit & Patch Status
Public Exploit Known
Patch Available

Weaknesses 2

CWE-287 Improper Authentication Authentication
CWE-804

Affected Products 1

VendorProductVersionRange
pybbs_projectpybbs* ≤6.0.0

References 7

  • github.com https://github.com/atjiu/pybbs/commit/ecaf8d46944fd03e3c4ea05698f8acf0aaa570cf
    Patch
  • github.com https://github.com/atjiu/pybbs/issues/199
    ExploitIssue Tracking
  • github.com https://github.com/atjiu/pybbs/issues/199#issue-3256276118
    ExploitIssue Tracking
  • github.com https://github.com/atjiu/pybbs/issues/199#issuecomment-3134573731
    Issue Tracking
  • vuldb.com https://vuldb.com/?ctiid.318675
    Permissions RequiredVDB Entry
  • vuldb.com https://vuldb.com/?id.318675
    Third Party AdvisoryVDB Entry
  • vuldb.com https://vuldb.com/?submit.622179
    Third Party AdvisoryVDB Entry

Remediation

  • github.com https://github.com/atjiu/pybbs/commit/ecaf8d46944fd03e3c4ea05698f8acf0aaa570cf
    Patch