CVE•Published 2026-10-22•Modified 2026-10-27•1 article on news•3 live references•NVD data
CVE-2026-15723Gitlab · Gitlab
Vulnerability data via NVD (ingested)
CVSS v3.1
8.2
HIGH
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N
EPSS percentile
26
Exploit Prediction Scoring System · top 74% of all CVEs
Description
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 10.1 before 19.3.6, 19.4 before 19.4.3, and 19.5 before 19.5.1 that, when OmniAuth SAML and LDAP auto-linking were both enabled, an authenticated user could have taken over an existing LDAP-backed account without any interaction from the targeted user, due to improper input sanitization in the LDAP email lookup path used during OmniAuth identity linking.
Timeline
Published 2026-10-22
Modified 2026-10-27
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-2026-15723Hosts 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-2026-15723Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2026-15723Censys host search filtered to this CVE id.
grep.app
CVE-2026-15723Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2026-15723GitHub code search for direct mentions.
Google dork
"CVE-2026-15723" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.