KEV Intelligence

Vulnerability report

Exploited in the wild High confidence Not in CISA KEV

CVE-2025-10211

ChanCMS Server-Side Request Forgery

yanyutao0402 / ChanCMS · 3.3.0

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Severity
CVSS 5.3 · Medium
Confidence
High
Exploit status
Exploited in the wild
EPSS
0.7%
First observed
—
Last observed
—

Decision summary

What security teams need to know first

Direct answers before the deeper technical record.

What it is

CVE-2025-10211 is a vulnerability affecting yanyutao0402 ChanCMS. A security vulnerability has been detected in yanyutao0402 ChanCMS 3.3.0. The affected element is the function CollectController of the file...

Is it exploited?

Yes. KEV Intelligence tracks this CVE as a known exploited vulnerability. Confidence is high.

Who is affected?

yanyutao0402 / ChanCMS 3.3.0.

What should we do?

Prioritize remediation. Validate affected assets and apply vendor fixes on an accelerated timeline.

Overview

A security vulnerability has been detected in yanyutao0402 ChanCMS 3.3.0

A security vulnerability has been detected in yanyutao0402 ChanCMS 3.3.0. The affected element is the function CollectController of the file /cms/collect/getArticle. The manipulation of the argument taskUrl leads to server-side request forgery. The attack may be initiated remotely. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Eine Schwachstelle wurde in yanyutao0402 ChanCMS 3.3.0 gefunden. Hiervon betroffen ist die Funktion CollectController der Datei /cms/collect/getArticle. Dank der Manipulation des Arguments taskUrl mit unbekannten Daten kann eine server-side request forgery-Schwachstelle ausgenutzt werden. Ein Angriff ist aus der Distanz möglich. Die Ausnutzung wurde veröffentlicht und kann verwendet werden.

Vendor Product Affected Status
yanyutao0402 ChanCMS 3.3.0 Affected
View vendor advisory (opens in new tab)
Published
10 Sep 2025
Exploitation Reported
10 Sep 2025
Attack vector
Remote
Complexity
Low
Privileges
Low
User interaction
None

Tags

nuclei_scanner

CVE References

Exploitation evidence

Why KEV Intelligence marks this CVE as exploited

Third-party attestation and first-party sensor observation are shown separately so teams can judge the evidence chain.

Exploited in the wild

The Shadowserver

Recorded 10 Sep 2025

Independent exploitation attestation added to the KEV Intelligence record.

Proof of concept available

Nuclei Templates

Recorded 12 Jun 2026

Public scanner or PoC coverage increases practical exploitability.

Known exploited vulnerability sources

Per-source evidence links for KEV attestations are available through the KEV Intelligence Pro API.

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Source Added
The Shadowserver First 2025-09-10 20:02 UTC

Detection

Operational artifacts and observed signals

Make the evidence actionable in scanner, SOC, and edge-control workflows.

Observed signals

Request targets
0
User-Agents
0

Raw values available in Pro and Enterprise.

Virtual patch status

No KEV Intelligence virtual patch is currently available. Future rules ship for ModSecurity, Cloudflare, and AWS WAF.

Learn about virtual patches →

Scanner Artifacts

Scanner and exploit-framework references linked to this CVE.

Scanner Reference Detected
Nuclei https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2025/CVE-2025-10211.yaml 01 Jun 2026

Risk and context

Severity, weaknesses, and research context

CVSS v4.0

5.3 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

EPSS

0.7%

Weaknesses

Server-Side Request Forgery (SSRF) CWE-918

All CVSS Scores

CVSS v4.0 5.3 Medium

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

CVSS v3.1 6.3 Medium

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

CVSS v3.0 6.3 Medium

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

CVSS v2.0 6.5 Medium

AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR

Potential Proof of Concepts

These PoCs are unverified and could contain malware. Use at your own risk.

ChanCMS <= 3.3.0 - Server-Side Request Forgery

nuclei · Created Unknown

Timeline

From disclosure to observed exploitation

  1. Public PoC available

    Public proof-of-concept code published

  2. Nuclei template available

    Scanner coverage available

  3. CVE published

    Vulnerability disclosed publicly

  4. Added to KEV Intelligence KEV Feed

    High-confidence, third-party attested exploitation

  5. CVE ID reserved

    Identifier reserved by the CNA

Pro API

Automate this intelligence

Confidence, exploit status, sensor telemetry, PoCs, scanner integrations, mentions, and tags are available programmatically for VM, SOC, and CTI workflows.

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  • Evidence confidence and provenance
  • First-party sensor telemetry
  • PoC and scanner references
  • Affected versions and enrichment
  • Automation-ready JSON delivery

GET /api/v2/pro/kevs/CVE-2025-10211

Free JSON includes basic KEV fields 
{
  "cve_id": "CVE-2025-10211",
  "confidence": "High",
  "cvss_score": 5.3,
  "cvss_estimated": false,
  "epss_score": 0.00705,
  "exploit_status": {
    "exploited_in_the_wild": true,
    "active_exploitation_observed": false
  },
  "sensor_telemetry": { "attempts": 0, "sensors": 0 }
}

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