Vulnerability Intelligence Report
CVE-2022-26133
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.
No Active Exploit Signals
CVSS Base Score
9.8
CRITICAL
Exploitability:3.9
Impact Score:5.9
EPSS Probability:71.39%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-502 ↗CWE-502 Deserialization of Untrusted Data
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| Atlassian | Bitbucket Data Center | 5.14.0 < unspecified (affected), unspecified < 7.6.14 (affected), 7.7.0 < unspecified (affected), unspecified < 7.17.6 (affected), 7.18.0 < unspecified (affected), unspecified < 7.18.4 (affected), 7.19.0 < unspecified (affected), unspecified < 7.19.4 (affected), 7.20.0 (affected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
EPSS Score
71.391%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | Atlassian · Vendor · Australia |
| Reserved | 2022-02-25T00:00:00 |
| Published | 2022-04-20T18:30:19 |
| Patch Date | 2022-03-24 |
| Last Updated | 2024-10-03T14:55:36 |
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