Cyber Resilience

CVE-2026-8716

Gitlab 12.7.0 – 18.10.7

Published
27 May 2026
Modified
17 June 2026
Patch / advisory
CVSS Score v3.1 4.3
Click a component to see what it means
Raw vectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
EPSS Score 0.0019 9th percentile
Risk Priority 35 floored blend · peak EPSS

Summary

CVE-2026-8716 is a medium-severity Use of Incorrectly-Resolved Name or Reference (CWE-706) vulnerability in Gitlab Gitlab. Its CVSS base score is 4.3 (Medium).

Operationally, exploitation aligns with the MITRE ATT&CK technique Exploit Public-Facing Application (T1190); ranked at the 9th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

The strongest mitigations our analysis identified map to AC-3 (Access Enforcement) and AC-16 (Security and Privacy Attributes) — see the control section below for these in your framework.

EU & UK References

Vulnerability Data

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 12.7 before 18.10.7, 18.11 before 18.11.4, and 19.0 before 19.0.1 that under certain conditions could have allowed an authenticated user to access CI data from a different ref…

more

type than intended.

CWE(s)

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

T1190 Exploit Public-Facing Application Initial Access
Adversaries may attempt to exploit a weakness in an Internet-facing host or system to initially access a network.
T1213 Data from Information Repositories Collection
Adversaries may leverage information repositories to mine valuable information.
Why these techniques?

Vuln in public-facing GitLab app allows authenticated unauthorized CI data access, directly mapping to exploitation of the app and data from info repositories.

Confidence: MEDIUM · MITRE ATT&CK Enterprise v19.0

Likely ATT&CK TechniquesAI

Techniques this vulnerability likely enables, inferred from its description, weakness type, and attributed-actor tradecraft. Confidence is per-technique.

T1213.003 Code Repositories Collectionconfidence: HIGH
The vulnerability allows an authenticated user to access CI data from a different ref type, directly enabling unauthorized access to code repository information.
inferred from description + CWE · MITRE ATT&CK Enterprise v19.0

CVEs Like This One

CVE-2026-1230Same product: Gitlab Gitlab
CVE-2026-5796Same product: Gitlab Gitlab
CVE-2025-12506Same product: Gitlab Gitlab
CVE-2026-1080Same product: Gitlab Gitlab
CVE-2026-1516Same product: Gitlab Gitlab
CVE-2024-9870Same product: Gitlab Gitlab
CVE-2026-0723Same product: Gitlab Gitlab
CVE-2025-6769Same product: Gitlab Gitlab
CVE-2025-6195Same product: Gitlab Gitlab
CVE-2026-12635Same product: Gitlab Gitlab

Affected Assets

gitlab
gitlab
19.0.0 · 12.7.0 — 18.10.7 · 12.7.0 — 18.10.7 · 18.11.0 — 18.11.4

Mitigating Controls

Control response

Prevent
Stop it (NIST 800-53)
  • AC-3 Access Enforcement
  • AC-4 Information Flow Enforcement
  • AC-16 Security and Privacy Attributes
Detect
Catch it (NIST detect / respond)

Harden
Shrink the surface (DISA STIG)

Validate
Prove the fix (OWASP ASVS)

Mitigating Controls (NIST 800-53 r5) AI

prevent

Directly enforces that CI data access is granted only for the authorized ref type, blocking the unauthorized cross-ref access described in the CVE.

prevent

Enforces information flow rules so that CI data belonging to one ref type cannot flow to a requester authorized only for a different ref type.

prevent

Requires security attributes (such as ref type) to be correctly bound to objects and used in subsequent access decisions, preventing the mis-resolution in CWE-706.

Mitigating Controls (NIST CSF 2.0) AI

Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→CSF cross-walk (authority under review) — links open the control.

PR.PS-06 mostly match
prevents

Secure-development practices directly prevent incorrect name/reference resolution bugs during coding.

PR.AA-05 partial match
prevents

Enforced authorization boundaries limit damage from an incorrectly resolved reference.

PR.IR-01 partial match
prevents

Logical segmentation and access controls reduce the chance an out-of-sphere resolution succeeds.

PR.PS-01 partial match
prevents

Hardened configuration baselines can constrain allowable name-to-resource mappings.

Mitigating Controls (ISO/IEC 27001:2022 Annex A) AI

Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→ISO cross-walk (authority under review) — links open the control.

detects

Security testing can detect incorrect name or reference resolution through fuzzing and negative test cases.

degrades

Network segmentation and routing policies reduce the chance that a mis-resolved name leads to an unintended external resource.

degrades

Segregated networks limit the blast radius when a name or reference resolves outside the intended control sphere.

prevents

Secure SDLC practices include design reviews that can catch incorrect name or reference handling before deployment.

prevents

Application security requirements can mandate validation of all external references and names used at runtime.

prevents

Secure architecture principles discourage reliance on ambient or globally-resolvable names without explicit scoping.

References