CVE-2025-11903

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.

CVSS 4.0

2.1CVSS: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 3.1

7.2CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

EPSS

0.6% chance of exploitation in the next 30 days; higher than 50% of CVEs (scores of 2026-10-25)

CWEs

CWE-89, CWE-74

Published

2025-10-17

Modified

2026-10-09

Record from

the NVD, synced 2026-10-19

Affected

• chancms:chancms

References

• https://github.com/NarcherAlter/Security_Note/blob/main/Vulnerability_Discovery/ChanCMSv3.3.2.md#111
• https://github.com/NarcherAlter/Security_Note/blob/main/Vulnerability_Discovery/ChanCMSv3.3.2.md#cmsarticleupdate
• https://vuldb.com/?ctiid.328913
• https://vuldb.com/?id.328913
• https://vuldb.com/?submit.670271

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