Is CVE-2025-8133 in the CISA KEV catalog?

No. CVE-2025-8133 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2025-8133?

CVE-2025-8133 has a CVSS v3 base score of 6.3 (MEDIUM).

What is the EPSS score for CVE-2025-8133?

CVE-2025-8133 has an EPSS score of 0.35% (27th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2025-8133?

Upgrade chancms to 3.1.3 or later.

CVE & CISA-KEV Catalog

CVE-2025-8133

MEDIUM

6.3

CVSS v3

NVD

Description

A vulnerability classified as critical has been found in yanyutao0402 ChanCMS up to 3.1.2. This affects the function getArticle of the file app/modules/api/service/gather.js. The manipulation of the argument targetUrl leads to server-side request forgery. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 3.1.3 is able to address this issue. The identifier of the patch is 3ef58a50e8b3c427b03c8cf3c9e19a79aa809be6. It is recommended to upgrade the affected component.

CWE-918Server-Side Request Forgery (SSRF)

How to fix

Remediation Available

chancmsNVD

Affected:< 3.1.3Fixed in:3.1.3CVE-2025-8133derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityLow

AvailabilityLow

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

Exploit Intelligence

0.35%probability of exploitation in 30 days

27thpercentile

Low risk: more likely to be exploited than 27% of all known CVEs.

References

Exploit1

gitee.com

Third-Party Advisory2

Release Notes1

gitee.com

VDB Entry1

vuldb.com

Other references1

gitee.com

Related Vulnerabilities

Other CWE-918 (Server-Side Request Forgery (SSRF)) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-21893	High	8.2	100%	KEV + Ransom	-
CVE-2021-40438	Critical	9.0	100%	KEV	Fix
CVE-2021-34473	Critical	9.1	100%	KEV + Ransom	Fix
CVE-2021-26855	Critical	9.1	100%	KEV + Ransom	Fix
CVE-2021-21985	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2022-41040	High	8.8	100%	KEV + Ransom	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-29.