VULNERABILITY INTELLIGENCE

CVE-2022-26133

CVSS score9.8 CRITICAL

EPSS probability70.59%

CISA KEVNot currently listed

Published2022-04-20

Last modified2026-06-17

CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Description

SharedSecretClusterAuthenticator in Atlassian Bitbucket Data Center versions 5.14.0 and later before 7.6.14, 7.7.0 and later prior to 7.17.6, 7.18.0 and later prior to 7.18.4, 7.19.0 and later prior to 7.19.4, and 7.20.0 allow a remote, unauthenticated attacker to execute arbitrary code via Java deserialization.

Weakness classification

nvd@nist.gov: CWE-502
134c704f-9b21-4f2e-91b3-4a467353bcc0: CWE-502

Primary references

security@atlassian.com — Patch, Vendor Advisory
security@atlassian.com — Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Vendor Advisory