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Istio: AuthorizationPolicy serviceAccounts regex injection via unescaped dots

🗓️ 16 Apr 2026 20:44:46Reported by GitHub Advisory DatabaseType 
github
 github
🔗 github.com👁 19 Views

Istio AuthorizationPolicy treats dots as regex in serviceAccounts; patches in 1.29.2 1.28.6 1.27.9.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-39350
15 Apr 202622:42
attackerkb
cgr
Chainguard
CVE-2026-39350 vulnerabilities
18 Apr 202613:17
cgr
cnnvd
CNNVD
Istio 安全漏洞
15 Apr 202600:00
cnnvd
cve
CVE
CVE-2026-39350
15 Apr 202622:42
cve
cvelist
Cvelist
CVE-2026-39350 Istio AuthorizationPolicy Incorrect Regex Matching of Dots in serviceAccounts Fields Allows Policy Bypass
15 Apr 202622:42
cvelist
euvd
EUVD
EUVD-2026-23128
16 Apr 202620:44
euvd
nvd
NVD
CVE-2026-39350
15 Apr 202623:16
nvd
osv
OSV
CGA-3W2V-27H3-HR6W
17 Apr 202623:20
osv
osv
OSV
CGA-58RH-6VFR-6RC3
16 Apr 202623:43
osv
osv
OSV
CGA-8CJP-W29P-JW53
17 Apr 202611:29
osv
Rows per page
Vulners
Node
istio.ioistioRange0.0.0-20241024090207-0bf27d49ba4b0.0.0-20260403004500-692e460c342dgo

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16 Apr 2026 20:44Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.15.4
EPSS0.00209
SSVC
19