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CVE-2026-54552 sh _uid does not drop supplementary groups (incomplete privilege drop)

🗓️ 18 Aug 2026 17:37:40Reported by GitHub_MType 
vulnrichment
 vulnrichment
🔗 github.com👁 9 Views

sh before 2.2.4 retains parent supplementary groups on _uid privilege drop, allowing access to privileged resources.

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18 Aug 2026 17:37Current
5.3Medium risk
Vulners AI Score5.3
CVSS 3.17.9
EPSS0.00125
SSVC
9