CVE-2026-6561

2.0 lowEPSS 0.3%

Low (2.0). EPSS 0.3% chance of exploitation in the next 30 days.

A vulnerability was detected in EyouCMS up to 1.7.1. This issue affects the function edit_adminlogo of the file application/admin/controller/Index.php. Performing a manipulation of the argument filename results in unrestricted upload. The attack is possible to be carried out remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Severity

CVSS 4.0

2.0 low

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

CVSS 3.1

4.7 medium

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

EPSS: 0.3% chance of exploitation in the next 30 days; higher than 20% of CVEs (scores of 2026-10-31)
CWEs: CWE-284, CWE-434
Published: 2026-04-19
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

References

https://github.com/zzk6th/my-cve-notes/blob/main/EyouCMS%20Arbitrary%20File%20Copy%20Vulnerability%20in%20edit_adminlogo()%20Leading%20to%20Sensitive%20Information%20Disclosure.md
https://vuldb.com/submit/788038
https://vuldb.com/vuln/358198
https://vuldb.com/vuln/358198/cti

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