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Critical severity9.9NVD Advisory· Published Sep 12, 2026· Updated Sep 28, 2026

CVE-2026-87719

CVE-2026-87719

Description

GitLab has remediated an issue in GitLab EE affecting all versions from 18.3 before 18.11.12, 19.0 before 19.0.9, 19.1 before 19.1.8, 19.2 before 19.2.6, and 19.3 before 19.3.2 that under certain conditions could allow an authenticated user with Duo Chat access to obtain Advanced Search instance configurations and sensitive credentials using a specially crafted GraphQL subscription argument to bypass serialization and perform server object lookup.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

4
  • GitLab Inc./GitLabreferences2 versions
    (expand)+ 1 more
    • (no CPE)
    • cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*range: >=18.3.0,<18.11.12
  • GitLab Inc./gitlab-org/gitlab-eellm-fuzzy
    Range: from 18.3 before 18.11.12, 19.0 before 19.0.9, 19.1 before 19.1.8, 19.2 before 19.2.6, and 19.3 before 19.3.2
  • osv-coords
    pkg:bitnami/gitlab
    Range: >= 18.3.0, < 19.1.8

Patches

Vulnerability mechanics

References

1

News mentions

8