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silverstripe/userforms Security Advisories for 7.1.0-rc1 (1)
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[HIGH] CVE-2026-54721 - Remote code execution via userforms email subject
PKSA-g6zg-78xs-c8r8 CVE-2026-54721 GHSA-g8wr-r2v2-vqc6
Affected version: <6.4.9|>=7.0.0,<7.0.7|>=7.1.0,<7.1.1
Reported by:
GitHub, FriendsOfPHP/security-advisories