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CVE-2026-77164: Server-Side Request Forgery (SSRF)

🗓️ 18 Sep 2026 00:00:00Reported by Rapid7Type 
rapid7
 rapid7
🔗 www.rapid7.com👁 3 Views

Unauthenticated blind SSRF in Circles allows remote requests to internal addresses.

Related
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-77164
18 Sep 202601:26
–cve
cvelist
Cvelist
CVE-2026-77164
18 Sep 202601:26
–cvelist
euvd
EUVD
EUVD-2026-82621
18 Sep 202601:26
–euvd
hackerone
Hacker One
Nextcloud: Unauthenticated blind SSRF in Circles signature verification bypasses Nextcloud local-address protections
18 Aug 202510:24
–hackerone
nvd
NVD
CVE-2026-77164
18 Sep 202602:17
–nvd
osv
OSV
BIT-NEXTCLOUD-2026-77164
25 Sep 202612:27
–osv
redhatcve
RedhatCVE
CVE-2026-77164
23 Sep 202611:34
–redhatcve
vulnrichment
Vulnrichment
CVE-2026-77164
18 Sep 202601:26
–vulnrichment

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18 Sep 2026 00:00Current
6.5Medium risk
Vulners AI Score6.5
CVSS 36.2
EPSS0.00189
SSVC
3