CVE-2026-112212High· 7.5▾ TwilightGitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.3 before 19.3.6, 19.4 before 19.4.3, and 19.5 before 19.5.1 that, under certain conditions, an unauthenticated user could have poisoned a shared cache's OAuth/…
▾ Twilight zone — High severity, or a signal on a lesser flaw
impact 41.3 · likelihood 0 · exploitation 0
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GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.3 before 19.3.6, 19.4 before 19.4.3, and 19.5 before 19.5.1 that, under certain conditions, an unauthenticated user could have poisoned a shared cache's OAuth/OIDC discovery document to redirect certain flows to an externally controlled server, due to improper trust of user-supplied values when constructing endpoint URLs in cached discovery responses.
GitLab >= 18.3 < 19.3.6GitLab >= 19.4 < 19.4.3GitLab >= 19.5 < 19.5.1Upgrade to versions 19.3.6, 19.4.3, 19.5.1 or above.
Connected by shared product, vendor, weakness, or advisory.
CVE-2026-15723High· 8.2Improper Neutralization of Special Elements used in an LDAP Query ('LDAP Injection') in GitLab
CVE-2026-112326Low· 3.1Improper Cleanup on Thrown Exception in GitLab
CVE-2026-105777Medium· 4.3Insertion of Sensitive Information Into Sent Data in GitLab
CVE-2026-112378Medium· 4.3Use of Less Trusted Source in GitLab
CVE-2026-103515Low· 2.7Incorrect Authorization in GitLab
CVE-2026-105711Low· 3.5Use of Cache Containing Sensitive Information in GitLab