CVE-2026-58423
LFS authentication bypass via malformed SSH sub-verb allows unauthorized read access to private repositories
Description
LFS authentication bypass via malformed SSH sub-verb allows unauthorized read access to private repositories
INFO
Published Date :
July 3, 2026, 9:17 p.m.
Last Modified :
July 6, 2026, 6:18 p.m.
Remotely Exploit :
Yes !
Source :
88ee5874-cf24-4952-aea0-31affedb7ff2
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | |||||
| CVSS 3.1 | HIGH | 88ee5874-cf24-4952-aea0-31affedb7ff2 |
Solution
- Apply vendor-provided patches for LFS.
- Update SSH configurations.
- Verify access controls for private repositories.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-58423.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-58423 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-58423
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-58423 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-58423 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Jul. 06, 2026
Action Type Old Value New Value Added Reference https://github.com/go-gitea/gitea/security/advisories/GHSA-7wvc-rvp7-w99x Added SSVC {'id': 'CVE-2026-58423', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'poc'}, {'automatable': 'no'}, {'technicalImpact': 'partial'}], 'version': '2.0.3', 'timestamp': '2026-07-06T15:09:51.573714Z'} -
New CVE Received by 88ee5874-cf24-4952-aea0-31affedb7ff2
Jul. 03, 2026
Action Type Old Value New Value Added Affected [{'vendor': 'Gitea', 'product': 'Gitea Open Source Git Server', 'versions': [{'status': 'affected', 'version': '1.23.0', 'versionType': 'semver', 'lessThanOrEqual': '1.26.2'}], 'defaultStatus': 'unaffected'}] Added Description LFS authentication bypass via malformed SSH sub-verb allows unauthorized read access to private repositories Added CVSS V3.1 AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N Added CWE CWE-287 Added Reference https://blog.gitea.com/release-of-1.26.3-and-1.26.4/ Added Reference https://github.com/go-gitea/gitea/pull/38008 Added Reference https://github.com/go-gitea/gitea/releases/tag/v1.26.4 Added Reference https://github.com/go-gitea/gitea/security/advisories/GHSA-7wvc-rvp7-w99x