How severe is CVE-2025-8813?

CVE-2025-8813 has a CVSS 3.x base score of 3.5, rated low severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2025-8813 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-8813?

CVE-2025-8813 affects Pybbs Project Pybbs. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-8813?

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

Does CVE-2025-8813 have an EU (EUVD) identifier?

Yes. CVE-2025-8813 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-24095.

When was CVE-2025-8813 published?

CVE-2025-8813 was published on 2025-08-10 and last updated on 2026-06-17.

CVE-2025-8813

CVE-2025-8813 is a low-severity vulnerability in Pybbs Project Pybbs with a CVSS 3.x base score of 3.5. 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-601.

Key facts

Severity: Low (CVSS 3.x base score 3.5)
CVSS v2: 4.0
CVSS v4: 2.0
EPSS exploit prediction: 0% (19th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-24095
Weakness: CWE-601
Affected product: Pybbs Project Pybbs
Published: 2025-08-10
Last modified: 2026-06-17

Description

A vulnerability has been found in atjiu pybbs up to 6.0.0 and classified as problematic. This vulnerability affects the function changeLanguage of the file src/main/java/co/yiiu/pybbs/controller/front/IndexController.java. The manipulation of the argument referer leads to open redirect. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The patch is identified as edb14ff13e9e05394960ba46c3d31d844ff2deac. It is recommended to apply a patch to fix this issue.

Frequently asked questions

What is CVE-2025-8813?: A vulnerability has been found in atjiu pybbs up to 6.0.0 and classified as problematic. This vulnerability affects the function changeLanguage of the file src/main/java/co/yiiu/pybbs/controller/front/IndexController.java. The manipulation of the argument referer leads to open redirect. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The patch is identified as edb14ff13e9e05394960ba46c3d31d844ff2deac. It is recommended to apply a patch to fix this issue.
How severe is CVE-2025-8813?: CVE-2025-8813 has a CVSS 3.x base score of 3.5, rated low severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2025-8813 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-8813?: CVE-2025-8813 affects Pybbs Project Pybbs. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-8813?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-8813 have an EU (EUVD) identifier?: Yes. CVE-2025-8813 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-24095.
When was CVE-2025-8813 published?: CVE-2025-8813 was published on 2025-08-10 and last updated on 2026-06-17.

References

Affected products (1)

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

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