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EEF-CVE-2026-77866 SSRF protection bypass in safeurl via IPv6 addresses and unresolvable hosts

🗓️ 15 Sep 2026 15:38:15Reported by GoogleType 
osv
 osv🔗 osv.dev👁 2 Views

Summary Server-Side Request Forgery (SSRF) vulnerability in Slab safeurl allows an attacker who controls a validated URL to reach internal network destinations the library is configured to block. Only IPv4 addresses are matched against the reserve...

Related
Refs
ReporterTitlePublishedViews
Family
cve
CVE		CVE-2026-77866
15 Sep 202615:38
–cve
cvelist
Cvelist		CVE-2026-77866 SSRF protection bypass in safeurl via IPv6 addresses and unresolvable hosts
15 Sep 202615:38
–cvelist
euvd
EUVD		EUVD-2026-78678
15 Sep 202615:38
–euvd
nvd
NVD		CVE-2026-77866
15 Sep 202616:17
–nvd

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15 Sep 2026 15:45Current
5.7Medium risk
Vulners AI Score5.7
CVSS 49
2