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CVE-2025-8133· NVD / CVE Program· CNA VulDB

yanyutao0402 ChanCMS gather.js getArticle server-side request forgery

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.

LowCVSS 2.1 · v4.0—No exploit Fix available
Published
Jul 25, 2025
Updated
Jun 17, 2026
EPSS
0.4% · 28th percentile
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Report tools

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Action score

8

Monitor

Low priority for now.

CVSS
8 / 40 · 2.1 / 10
CISA KEV
0 / 30 · Not listed
EPSS
0 / 30 · 0.4%

CISA SSVC decision

Exploitation
proof of concept
Automatable
no
Technical impact
partial

Vulnrichment: CISA's decision-tree inputs.

CNA vs NVD score

NVD
—
CNA · VulDB
5.3
NVD has not scored this yet; the score shown is the CNA’s.

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

The score given by the assigning authority versus NVD’s independent score. A gap means the severity is contested.

Affected systems

VendorProduct
chancmschancms

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

  • chancms chancmsbefore 3.1.3

Versions reported by the vendor

Affected version ranges reported by the assigning authority (VulDB). Independent of NVD's CPE analysis and usually ahead of it.

  • yanyutao0402 ChanCMS

    • 3.1.3not affected
    • 3.1.0, 3.1.1, 3.1.2affected

Same product

chancms: all records

Other highest-scoring records for the same primary product.

  • CVE-2025-65602A template injection vulnerability in the /vip/v1/file/save component of ChanCMS v3.3.4 allows attackers to execute arbitrary code via a cra
    39Monitor
  • CVE-2025-11905yanyutao0402 ChanCMS gather.js getArticle code injection
    8Monitor
  • CVE-2025-11904yanyutao0402 ChanCMS hasUse sql injection
    8Monitor
  • CVE-2025-11903yanyutao0402 ChanCMS update sql injection
    8Monitor
  • CVE-2025-11902yanyutao0402 ChanCMS findField sql injection
    8Monitor
  • CVE-2025-10211yanyutao0402 ChanCMS getArticle CollectController server-side request forgery
    8Monitor

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

Product / packageFixed versionSource
yanyutao0402 ChanCMS3.1.3 · descriptionVendor (CNA)

Exploit status

No known public exploit

No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

No dated events beyond publication.

EPSS, last 120 days

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Patch and commit links

Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.

Credits

All researchers

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

  • CVE-2025-82282 days apartyanyutao0402 ChanCMS getPages server-side request forgery
    8Monitor
  • CVE-2025-1021147 days apartyanyutao0402 ChanCMS getArticle CollectController server-side request forgery
    8Monitor

Chain candidates

An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.

—

Bug bounty scope

No known public program.

Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).

Technical details

Attack conditions

  • Anyone who can reach it over the internet can trigger it.
  • A low-privileged account is enough.
  • No user action is required.
  • No special conditions are required; it is repeatable.

If successful

Confidentiality
Integrity
Availability
Attack vector
Network
Attack complexity
Low
Privileges required
Low
User interaction
None
Scope
X

Weakness class (CWE)

CWE-918 · Server-Side Request Forgery (SSRF)

CVSS vector

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/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

nvd-secondary

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

ATT&CK techniques

—

Noroxi analysis

No Noroxi analysis for this record yet

We don't hand-write analysis for all 385,000+ vulnerabilities; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.

We use this product, ask for help

Change log

  1. Fix✗ → ✓

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References

Vendor advisories and official records. Exploit/PoC links are deliberately left out.

All records