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Gitea EUVDEUVD-2026-101092

| CVE-2026-68964 MEDIUM
Improper Access Control (CWE-284)
N/A vendor:alpine
4.3
CVSS 3.1 · Vendor: vendor:alpine
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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain

  1. Access
    Access Gitea network endpoint
  2. Exploit
    Trigger uncharacterized vulnerability
  3. Impact
    Achieve undisclosed impact

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A01:2025 - Broken Access Control
ASVS 5.0
V8 - Authorization Access control enforcement
MITRE ATT&CK

1 technique across 1 tactic: Defense Evasion

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Exploitation Conditions

No exploitation conditions can be determined from the available data. The CVE description contains only a package-fix notice with no detail about whether exploitation requires authentication, a specific Gitea feature to be enabled, a particular deployment configuration, or user interaction. Authentication requirements, attack vector, and any non-default prerequisites are all unknown. Operators should treat the vulnerability as potentially requiring no special conditions until vendor details confirm otherwise.

Impact

With no CVSS vector, no CWE, no EPSS score, no KEV listing, and no proof-of-concept information available, a data-driven risk assessment is not possible for this entry. The risk tier is genuinely unknown - this could range from a minor information disclosure to a critical authentication bypass depending on the underlying flaw. Practitioners should consult the Alpine Linux security tracker and the upstream Gitea 1.27.3 release notes directly to obtain vulnerability details before prioritizing remediation. No active exploitation has been identified, but the absence of exploitation data is not a signal of low risk when the vulnerability class is entirely unknown.

Exploit ScenarioDerived

The specific attack scenario cannot be constructed from available data - neither the vulnerability class (e.g., authentication bypass, code injection, path traversal) nor the affected component within Gitea is disclosed. No public exploit or proof-of-concept has been identified. Until upstream details are published, threat modeling should conservatively assume network-accessible Gitea instances are at risk.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
No patch listed yet 0.4% exploitation probability (EPSS)

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AnalysisAIv1 – Sep 06, 2026

Gitea, as packaged in Alpine Linux, received a security fix in Alpine package version 1.27.3-r0. The underlying vulnerability details - including attack vector, affected functionality, and impact class - are not disclosed in the available intelligence; only the Alpine Linux vendor advisory confirming the fix in the 1.27.3-r0 package revision is on record. Operators running Gitea on Alpine Linux who have not upgraded to the patched package version should treat this as an uncharacterized security deficiency pending fuller upstream disclosure.

RemediationAI

Upgrade the Alpine Linux gitea package to version 1.27.3-r0 or later using 'apk upgrade gitea'. This is the only confirmed remediation action derivable from the available data. Because the vulnerability class is unknown, no targeted compensating controls can be responsibly recommended - generic mitigations such as placing the Gitea instance behind a VPN or restricting network access to trusted CIDRs are reasonable prudent defaults for any self-hosted Git service but are not specifically calibrated to this flaw. No upstream vendor advisory URL was included in the provided intelligence; operators should consult https://gitea.io/en-us/blog/ and the Alpine Linux security tracker for further detail.

Affected VersionsENISA

Gitea 0 ≤1.27.2

Affected Packages

euvd gitea no fix

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 1 package in euvd

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

Gitea is a self-hosted, open-source Git service written in Go, commonly deployed as an Alpine Linux package for lightweight container and server environments. The fix is identified through Alpine Linux's package versioning convention where the '-r0' suffix denotes the first revision of the 1.27.3 upstream release repackaged with a security correction applied. No CWE classification, no CVSS vector, and no detailed description of the root-cause vulnerability class are present in the available intelligence. The affected CPE, exact vulnerable function or endpoint, and upstream Gitea changelog entry have not been provided.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

Vendor (vendor:alpine) PRIMARY 4.3 MEDIUM
AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Primary rating from Vendor (vendor:alpine) · only source for this CVE.

CVSS VectorVendor: vendor:alpine

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
None

DescriptionCVE.org

Alpine Linux: gitea fixed in 1.27.3-r0

Threat Intelligence Overview

EPSS Score
0.4%
Top 67% exploitable
Prevalence
Medium
popular self-hosted Git service in developer and DevSecOps environments
Data Quality
4 sources
Confidence: Medium

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity MEDIUM
CISA KEV No
Public POC No
EPSS 0.4%
Patch available No
Active threat No
Deciding rule
MEDIUM severity (CVSS 4.0-6.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Scheduled
Exploitation· derived
None
System Exposure· derived
Open
Automatable· derived
No
Human Impact· derived
Medium

Priority Score

22
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +22
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Authentication bypass attacks exploit flaws in the verification mechanisms that control access to systems and applications.

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