Vulnerability · Published Oct 17, 2025 · Assigned by VulDB

CVE-2025-11903yanyutao0402 ChanCMS update sql injection

Medium 6.3

In plain English

A medium-severity SQL injection in ChanCMS from yanyutao0402. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.6% (higher than 51% of all known vulnerabilities).

Severity (CVSS 3.1)6.3Medium

Exploit odds (30 days)0.6%top 49.5% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

A flaw has been found in yanyutao0402 ChanCMS up to 3.3.2. Affected by this issue is the function update of the file /cms/article/update. Executing a manipulation of the argument cid can lead to sql injection. The attack can be launched remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Affected products (as reported)

Vendor	Product	Versions
yanyutao0402	ChanCMS	3.3.03.3.13.3.2

Weakness: CWE-89, CWE-74 · Vector: 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

References

VDB-328913 | yanyutao0402 ChanCMS update sql injection vdb-entry, technical-description
VDB-328913 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
Submit #670271 | yanyutao0402 ChanCMS <=3.3.2 SQL Injection third-party-advisory
https://github.com/NarcherAlter/Security_Note/blob/main/Vulnerability_Discovery/ChanCMSv3.3.2.md#111 related
https://github.com/NarcherAlter/Security_Note/blob/main/Vulnerability_Discovery/ChanCMSv3.3.2.md#cmsarticleupdate exploit, patch