CVE-2025-8547

Name: CVE-2025-8547
Creator: NVD / NIST
Published: 2025-08-05T06:15:27.913+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.5/10EPSS 0.38%

Last modified Jun 17, 2026

CVE-2025-8547 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. 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. EPSS estimates a 0.38% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

5.3/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

CVSS 4.0

5.5/10

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/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

EPSS Probability

0.38%

29.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Pybbs Project	Pybbs	<= 6.0.0

References

https://github.com/atjiu/pybbs/commit/044f22893bee254dc2bb0d30f614913fab3c22c2Patch
https://github.com/atjiu/pybbs/issues/200Exploit, Issue Tracking
https://github.com/atjiu/pybbs/issues/200#issue-3256283647Exploit, Issue Tracking
https://github.com/atjiu/pybbs/issues/200#issuecomment-3134710486Issue Tracking
https://vuldb.com/?ctiid.318676Permissions Required, VDB Entry
https://vuldb.com/?id.318676Third Party Advisory, VDB Entry
https://vuldb.com/?submit.622180Third Party Advisory, VDB Entry

Timeline

Published: Aug 5, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-8547?

How severe is CVE-2025-8547?

CVE-2025-8547 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.38% probability of exploitation in the next 30 days.

How do I fix CVE-2025-8547?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-8547?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST