CVE•Published 2026-08-12•Modified 2026-08-19•1 article on news•3 live references•NVD data
CVE-2026-15423Gitlab · Gitlab
Vulnerability data via NVD (ingested)
CVSS v3.1
8.5
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:H/A:N
EPSS percentile
18
Exploit Prediction Scoring System · top 82% of all CVEs
Weaknesses (CWE)
Description
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 19.0 before 19.0.6, 19.1 before 19.1.4, and 19.2 before 19.2.2 that under certain conditions could have allowed an authenticated user with developer-role permissions to execute CI/CD pipelines on a protected branch without the required push permissions due to improper authorization in pipeline reference validation.
Timeline
Published 2026-08-12
Modified 2026-08-19
External references
Search for exposed instances
Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).
Shodan · vuln tag0 hosts
vuln:CVE-2026-15423Hosts Shodan has explicitly fingerprinted as vulnerable.
Shodan · product
product:"Gitlab Gitlab"All exposed Gitlab Gitlab instances — cross-reference with the CVE's affected-version range.
Shodan · banner/body mention
http.html:"Gitlab"HTTP body or banner mentions "Gitlab" — catches deploys Shodan didn't identify as a product.
More intel sources (5)
Shodan report
vuln:CVE-2026-15423Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2026-15423Censys host search filtered to this CVE id.
grep.app
CVE-2026-15423Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2026-15423GitHub code search for direct mentions.
Google dork
"CVE-2026-15423" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub
No public proof-of-concept repositories found for CVE-2026-15423 on GitHub.