Search/CVE-2026-89078
● CVE — Critical

CVE-2026-89078

VendorgitlabProductgitlabDiscoveredSep 24, 2026UpdatedSep 28, 2026

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 19.2 before 19.2.7, 19.3 before 19.3.3, and 19.4 before 19.4.1 that under certain conditions could have allowed an authenticated user to execute arbitrary code on the GitLab server due to a double free issue when parsing a specially crafted regular expression in a CI/CD configuration.

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CVSS v3.1
9.9 CRITICAL
EPSS
0.44%
probability of exploitation in 30 days
CISA KEV
Not listed
no confirmed exploitation reported
News coverage
2
sources referencing this CVE
Related IOCs
1
seen in the same coverage
EPSS Trend
Sep 25, 2026 → Oct 5, 2026
▲ 0.08pp
0.36% → 0.44% over 3 tracked changes
CVSS v3.1 Detail
Attack VectorNETWORK
Attack ComplexityLOW
Privileges RequiredLOW
User InteractionNONE
ScopeCHANGED
ConfidentialityHIGH
IntegrityHIGH
AvailabilityLOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:L
Connections
5 relationships
Timeline
disclosure → media coverage
Sep 24, 2026
Disclosure — published as a CVE record. · last revised by NVD Sep 28, 2026
Oct 5, 2026
thehackernews.com reports: ⚡ Weekly Recap: NetScaler and FortiMail 0-Days, AI Coding Leaks, Spectre v2 and Ransomware Arrests
Oct 21, 2026
thehackernews.com reports: Critical GitLab Flaw (CVSS 10.0) Could Allow Unauthenticated RCE Across 12 Years of Releases