Vulnerability DatabaseCVE-2026-85179
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CVE-2026-85179
Published:September 03, 2026
Updated:September 22, 2026
Label Studio through 1.23.0 fails to validate webhook URLs, allowing authenticated users to dispatch requests to internal services including RFC 1918 addresses and cloud metadata endpoints. Attackers can create webhooks targeting private networks and exfiltrate annotation data by enabling payload transmission in outbound requests.
Related Resources (7)
https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/85xxx/CVE-2026-85179.json
https://github.com/HumanSignal/label-studio/issues/9801
https://github.com/HumanSignal/label-studio
https://www.vulncheck.com/advisories/label-studio-through-1.23.0-ssrf-via-unvalidated-webhook-url
https://github.com/HumanSignal/label-studio/commit/2c1c1d6472153032af8ed399168f814bea854e3e
https://github.com/HumanSignal/label-studio/blob/1.23.0/label_studio/webhooks/utils.py
https://nvd.nist.gov/vuln/detail/CVE-2026-85179
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CVSS v4
Base Score:
8.4
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
LOW
Vulnerable System Availability
NONE
Subsequent System Confidentiality
HIGH
Subsequent System Integrity
LOW
Subsequent System Availability
NONE
CVSS v3
Base Score:
8.5
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality
HIGH
Integrity
LOW
Availability
NONE
Weakness Type (CWE)
Server-Side Request Forgery (SSRF)
CWE-918
EPSS
Base Score:
0.23