CVE-2026-40187: EGroupware has Authenticated RCE via Malicious eTemplate Upload

high Affects egroupware/egroupware. Feed 2026.10.29.4, updated 2026-10-29; published 2026-07-07; advisory modified 2026-09-10.

EGroupware has Authenticated RCE via Malicious eTemplate Upload

Package: egroupware/egroupware Composer
Affected versions: >=26.0.20251208 and <26.4.20260413 or <23.1.20260601
Fixed in: 26.4.20260413, 23.1.20260601
Severity: high
Exploitation: not on CISA KEV · EPSS 1% (58.3th percentile)
Published: 2026-07-07
Source: osv.dev

References

CWE-78 CWE-95

NVD record egroupware/egroupware advisories

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