Cyber Resilience

CVE-2026-28740

High

Published: 03 July 2026

Published
03 July 2026
Modified
03 July 2026
KEV Added
Patch
CVSS Score v3.1 7.1 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:L/A:N
EPSS Score N/A
Risk Priority 55 floored blend · peak EPSS

Summary

CVE-2026-28740 is a high-severity Authorization Bypass Through User-Controlled Key (CWE-639) vulnerability. Its CVSS base score is 7.1 (High).

Operationally, it is not currently listed in the CISA KEV catalog.

OWASP Top 10 for Web (2025)

EU & UK References

Vulnerability details

Gitea versions up to and including 1.26.2 allow Git LFS object reuse to authorize private source objects for users who have repository access but lack Code-unit access.

CWE(s)

Related Threats

CVEs Like This One

CVE-2022-21713Shared CWE-639, CWE-863
CVE-2024-8601Shared CWE-639, CWE-863
CVE-2026-42889Shared CWE-639, CWE-863
CVE-2026-30944Shared CWE-639, CWE-863
CVE-2026-39331Shared CWE-639, CWE-863
CVE-2026-30945Shared CWE-639, CWE-863
CVE-2021-21013Shared CWE-639, CWE-863
CVE-2026-47101Shared CWE-639, CWE-863
CVE-2023-3066Shared CWE-639, CWE-863
CVE-2026-21721Shared CWE-639, CWE-863

Affected Assets

Gitea
inferred from references and description; NVD did not file a CPE for this CVE

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-863 CWE-639

Applying decisions to each request prior to enforcement mitigates incorrect authorization by enforcing consistent policy evaluation.

addresses: CWE-863 CWE-639

Mandating policy-based enforcement reduces the chance of incorrect authorization logic being used.

addresses: CWE-863

Periodic review and update of procedures reduces incorrect authorization implementations over time.

addresses: CWE-863

Supervision identifies cases where authorization logic incorrectly permits unauthorized actions.

addresses: CWE-863

Defining permitted attribute values and auditing modifications reduces the chance of incorrect authorization outcomes due to tampered or missing labels.

addresses: CWE-863

The authorization process and usage restrictions help prevent incorrect authorization for remote access types.

addresses: CWE-863

Establishing configuration and connection requirements helps ensure correct rather than incorrect authorization for wireless access.

addresses: CWE-863

Establishing connection authorization processes for mobile devices helps ensure authorization decisions are correctly implemented rather than incorrect.

Hardening callouts derived

Configuration rules from DISA STIG baselines that reduce the attack surface for weaknesses of the type cited by this CVE. Derived transitively via CVE→CWE→STIG over `controls_xwalks` (authoritative rows only).

Oracle Linux 8 (2 rules)
  • V-248581 OL 8 must require users to provide a password for privilege escalation. via CWE-863
  • V-252656 The OL 8 operating system must not be configured to bypass password requirements for privilege escalation. via CWE-863
RHEL 7 (2 rules)
  • V-204430 The Red Hat Enterprise Linux operating system must be configured so that users must re-authenticate for privilege escalation. via CWE-863
  • V-251704 The Red Hat Enterprise Linux operating system must not be configured to bypass password requirements for privilege escalation. via CWE-863
RHEL 8 (1 rule)
  • V-251712 The RHEL 8 operating system must not be configured to bypass password requirements for privilege escalation. via CWE-863

References