What is the CVSS score of CVE-2026-22253?

CVE-2026-22253 has a CVSS 3.1 base score of 5.4 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L. EPSS exploitation probability: 0.0%.

Which versions of Soft Serve are affected by CVE-2026-22253?

Organizations using Soft Serve should be aware of moderate risk from CVE-2026-22253, a incorrect authorization vulnerability rated CVSS 5.4. Attackers could gain access beyond their authorized level.. A patch is available.

Is there a public PoC exploit available for CVE-2026-22253?

Yes, a public proof-of-concept exploit is available for CVE-2026-22253. Prioritise patching immediately. EPSS: 0.0%.

How to fix or mitigate CVE-2026-22253?

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Vendor patch is available.

Soft Serve CVE-2026-22253

MEDIUM

Incorrect Authorization (CWE-863)

2026-01-08 security-advisories@github.com

GHSA-6jm8-x3g6-r33j

Authentication Bypass Soft Serve Suse Charm

5.4

CVSS 3.1 · GitHub Advisory

Severity by source

GitHub Advisory PRIMARY

5.4 MEDIUM

AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L

SUSE

MEDIUM

qualitative

Primary rating from GitHub Advisory.

CVSS VectorGitHub Advisory

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

Low

Availability

Low

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 21:54 vuln.today

PoC Detected

Feb 02, 2026 - 17:09 vuln.today

Public exploit code

Patch released

Feb 02, 2026 - 17:09 nvd

Patch available

CVE Published

Jan 08, 2026 - 19:15 nvd

MEDIUM 5.4

DescriptionGitHub Advisory

Soft Serve is a self-hostable Git server for the command line. Prior to version 0.11.2, an authorization bypass in the LFS lock deletion endpoint allows any authenticated user with repository write access to delete locks owned by other users by setting the force flag. The vulnerable code path processes force deletions before retrieving user context, bypassing ownership validation entirely. This issue has been patched in version 0.11.2.

AnalysisAI

Soft Serve versions prior to 0.11.2 contain an authorization bypass in the LFS lock deletion endpoint that allows authenticated users to forcibly delete locks owned by other users by exploiting improper validation order. Any user with repository write access can leverage this vulnerability to disrupt collaborative workflows by removing locks created by teammates. A public exploit exists and patches are available.

Technical ContextAI

Classified as CWE-863 (Incorrect Authorization). Affects the LFS lock deletion component of Soft Serve. Soft Serve is a self-hostable Git server for the command line. Prior to version 0.11.2, an authorization bypass in the LFS lock deletion endpoint allows any authenticated user with repository write access to delete locks owned by other users by setting the force flag. The vulnerable code path processes force deletions before retrieving user context, bypassing ownership validation entirely. This issue has been patched in version 0.11.2.