CVE-2025-15148: CmsEasy Backend Template Management template_admin.php savetemp_action code injection

Severity: high (CVSS 7.2 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2025-12-28 · updated 2026-10-13
Weakness: CWE-74

Description

A flaw has been found in CmsEasy up to 7.7.7. Affected is the function savetemp_action in the library /lib/admin/template_admin.php of the component Backend Template Management Page. Executing a manipulation of the argument content/tempdata can lead to code injection. The attack may 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

CmsEasy: through 7.7.7.0

References

https://note-hxlab.wetolink.com/share/msJH69Y06ZlS
https://vuldb.com/?ctiid.338525
https://vuldb.com/?id.338525
https://vuldb.com/?submit.716303

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