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CVE-2026-27624

🗓️ 25 Feb 2026 04:04:17Reported by GitHub_MType 
cve
 cve
🔗 web.nvd.nist.gov👁 188 Views🌐 WEB

CVE-2026-27624: Coturn IPv4-mapped IPv6 bypasses denied-peer-ip before fix; addressed in 4.9.0.

Related
Detection
Affected
Refs
Paths
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-27624
25 Feb 202604:04
–attackerkb
alpinelinux
AlpineLinux
CVE-2026-27624
25 Feb 202604:04
–alpinelinux
avleonov
Information Security Automation
March Linux Patch Wednesday
30 Mar 202620:00
–avleonov
bdu_fstec
BDU FSTEC
Coturn Web Server Access Control Unauthorized Access
1 Apr 202600:00
–bdu_fstec
circl
Circl
CVE-2026-27624
25 Feb 202605:12
–circl
cnnvd
CNNVD
Coturn security vulnerabilities
25 Feb 202600:00
–cnnvd
cvelist
Cvelist
CVE-2026-27624 Coturn: IPv4-mapped IPv6 (::ffff:0:0/96) bypasses denied-peer-ip ACL
25 Feb 202604:04
–cvelist
debiancve
Debian CVE
CVE-2026-27624
25 Feb 202604:04
–debiancve
euvd
EUVD
EUVD-2026-8620
25 Feb 202604:04
–euvd
fedora
Fedora
[SECURITY] Fedora 44 Update: coturn-4.9.0-1.fc44
7 Mar 202600:34
–fedora
Rows per page
NVD
Vulners
Node
[
  {
    "vendor": "coturn",
    "product": "coturn",
    "versions": [
      {
        "version": "< 4.9.0",
        "status": "affected"
      }
    ]
  }
]
ParameterPositionPathDescriptionCWE
XOR-PEER-ADDRESSrequest body/CreatePermissionA bypass in Coturn allows an attacker to use the IPv4-mapped IPv6 address '::ffff:127.0.0.1' in the XOR-PEER-ADDRESS field to bypass 'denied-peer-ip' restrictions.CWE-284, CWE-441
XOR-PEER-ADDRESSrequest body/ChannelBindA bypass in Coturn allows an attacker to use the IPv4-mapped IPv6 address '::ffff:127.0.0.1' in the XOR-PEER-ADDRESS field to bypass 'denied-peer-ip' restrictions.CWE-284, CWE-441

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17 Jun 2026 10:27Current
7.4High risk
Vulners AI Score7.4
CVSS 3.16.5 - 7.2
EPSS0.0051
188