HIGHCVSS v3.1 8.1Vulnerability

CVE-2026-126952

Zipline through 4.4.0 contains an authentication bypass vulnerability in the WebAuthn login endpoint that creates sessions for a supplied registered credential ID without verifying the assertion. Attackers who obtain a target's passkey credential ID can impersonate that account without its authenticator, potentially gaining administrative control over SUPERADMIN accounts.

Properties

Epss score
0.00339
First seen
2026-11-13T18:37:27+00:00
Cvss score
8.1
Last seen
2026-11-13T18:37:27+00:00
Euvd assigner
VulnCheck
Retrieved at
2026-11-14T00:51:03+00:00
Src batch id
euvd-20261113T193402Z-3d96b0
Source url
https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-125113
Score
8.1
Euvd base score version
4.0
Fetched at
2026-11-13T19:34:21+00:00
Euvd vendor
diced
Cvss vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
First seen by Signal
2026-11-13T17:31:47+00:00
Euvd base score
9.2
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Content hash
8b122a1fcd3ca6c8a3673f2980e19512516413a2c2a0c136f84dba5ef84e47f4
Published at
2026-11-13T10:18:02.590
Euvd updated
2026-11-13T18:37:27+00:00
Last modified
2026-11-13T19:19:27.113

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CVE-2026-126952 (CVSS v3.1 8.1) — Ninja Signal Threat Intelligence | Ninja Signal