How severe is CVE-2025-8549?

CVE-2025-8549 has a CVSS 3.x base score of 3.7, rated low severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2025-8549 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (35th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-8549?

CVE-2025-8549 affects Pybbs Project Pybbs. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-8549?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-8549 have an EU (EUVD) identifier?

Yes. CVE-2025-8549 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-23612.

When was CVE-2025-8549 published?

CVE-2025-8549 was published on 2025-08-05 and last updated on 2026-06-17.

CVE-2025-8549

CVE-2025-8549 is a low-severity vulnerability in Pybbs Project Pybbs with a CVSS 3.x base score of 3.7. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-521.

Key facts

Severity: Low (CVSS 3.x base score 3.7)
CVSS v2: 2.6
CVSS v4: 2.9
EPSS exploit prediction: 0% (35th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-23612
Weakness: CWE-521
Affected product: Pybbs Project Pybbs
Published: 2025-08-05
Last modified: 2026-06-17

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.

Frequently asked questions

What is 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 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.
How severe is CVE-2025-8549?: CVE-2025-8549 has a CVSS 3.x base score of 3.7, rated low severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2025-8549 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (35th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-8549?: CVE-2025-8549 affects Pybbs Project Pybbs. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-8549?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-8549 have an EU (EUVD) identifier?: Yes. CVE-2025-8549 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-23612.
When was CVE-2025-8549 published?: CVE-2025-8549 was published on 2025-08-05 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:pybbs_project:pybbs:*:*:*:*:*:*:*:*

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