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Olivetin CVE-2026-30223

HIGH
Improper Authentication (CWE-287)
2026-03-06 security-advisories@github.com GHSA-g962-2j28-3cg9
8.8
CVSS 3.1 · GitHub Advisory
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Attack ChainAIDerived

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

  1. Access
    Obtain valid JWT token from different audience
  2. Exploit
    Craft malicious request with mismatched aud claim
  3. Execution
    OliveTin accepts token without verification
  4. Impact
    Execute arbitrary shell commands via web interface

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A07:2025 - Authentication Failures
ASVS 5.0
V6 - Authentication Authentication mechanism validation
MITRE ATT&CK

2 techniques across 2 tactics: Defense Evasion, Initial Access

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

Exploitation Conditions

OliveTin versions before 3000.11.1 with JWT authentication enabled using authJwtPubKeyPath or authJwtHmacSecret. Attacker requires valid JWT token (even if issued for different audience). No special network access or default configuration required beyond JWT auth being active.

Impact

CVSS 8.8 (HIGH). Attack vector: Network. Complexity: Low. Privileges required: Low. User interaction: None. Exploitable via local access. Public exploit/POC available.

Exploit ScenarioDerived

An attacker could exploit this vulnerability to compromise the affected system.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
Patch available 0.0% exploitation probability (EPSS)

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AnalysisAIv1 – Mar 12, 2026

OliveTin gives access to predefined shell commands from a web interface. [CVSS 8.8 HIGH]

RemediationAI

A vendor patch is available — apply it immediately. Fixed in version 3000.11.1.. Restrict network access to the affected service where possible.

Affected Packages

go github.com/olivetin/olivetin fix: 0.0.0-20260304231339-e97d8ecbd8d6

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 1 package in go

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

Technical ContextAI · show details

Classified as CWE-287 (Improper Authentication). Affects Olivetin. OliveTin gives access to predefined shell commands from a web interface. Prior to version 3000.11.1, when JWT authentication is configured using either "authJwtPubKeyPath" (local RSA public key) or "authJwtHmacSecret" (HMAC secret), the configured audience value (authJwtAud) is not enforced during token parsing. As a result, validly signed JWT tokens with an incorrect aud claim are accepted for authentication. This allows authentication using tokens intended for a different audience/service. Thi

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Severity by source

GitHub Advisory PRIMARY 8.8 HIGH
AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
SUSE HIGH

Primary rating from GitHub Advisory.

CVSS VectorGitHub Advisory

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

Lifecycle Timeline

3
PoC Detected
Mar 12, 2026 - 16:05 vuln.today
Public exploit code
Patch released
Mar 12, 2026 - 16:05 nvd
Patch available
CVE Published
Mar 06, 2026 - 21:16 nvd
HIGH 8.8

DescriptionGitHub Advisory

OliveTin gives access to predefined shell commands from a web interface. Prior to version 3000.11.1, when JWT authentication is configured using either "authJwtPubKeyPath" (local RSA public key) or "authJwtHmacSecret" (HMAC secret), the configured audience value (authJwtAud) is not enforced during token parsing. As a result, validly signed JWT tokens with an incorrect aud claim are accepted for authentication. This allows authentication using tokens intended for a different audience/service. This issue has been patched in version 3000.11.1.

Executive ViewAI

Why It Matters

OliveTin, a web-based command execution tool, contains a critical vulnerability (CVSS 8.8) that allows attackers to execute arbitrary shell commands through the web interface. Active exploits exist in the wild, creating immediate risk to any organization running this software. This poses significant operational and security risk as compromised systems could be used for lateral movement, data exfiltration, or infrastructure sabotage.

Business Impact: High
Compensating Controls

Apply vendor patch. If patching cannot be completed immediately: (1) restrict network access to OliveTin web interface using firewall rules to trusted administrative networks only, (2) implement reverse proxy WAF rules to block suspicious command patterns, (3) disable OliveTin service until patching is complete, (4) monitor all process execution and network connections from OliveTin processes for anomalies.

Threat Intelligence Overview

EPSS Score
0.0%
Top 94% exploitable
Exploit
POC
Public exploit code exists
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 HIGH
CISA KEV No
Public POC Yes
EPSS 0.0%
Patch available Yes
Active threat No
Deciding rule
HIGH severity (CVSS 7.0-8.9)
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
Poc
System Exposure· derived
Open
Automatable· derived
No
Human Impact
High

Priority Score

64
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +44
PoC: +20
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.

Affected Products (CPE)GitHub Advisory

cpe:2.3:a:olivetin:olivetin:*:*:*:*:*:*:*:*
CVE-2026-27626 CRITICAL POC
9.9 Feb 25

OS command injection in OliveTin web shell interface through version 3000.10.0. OliveTin provides web-based access to pr

CVE-2026-31817 HIGH POC
8.5 Mar 10

Arbitrary file write in OliveTin prior to 3000.11.2 allows authenticated attackers to write files to arbitrary filesyste

CVE-2026-67437 HIGH POC
7.5 Jul 29

Memory-exhaustion denial of service in OliveTin (versions 3000.0.0 through 3000.16.x) allows a remote unauthenticated at

CVE-2026-28342 HIGH POC
7.5 Mar 05

OliveTin versions prior to 3000.10.2 are vulnerable to unauthenticated denial of service through the PasswordHash API en

CVE-2026-28789 HIGH POC
7.5 Mar 05

OliveTin versions prior to 3000.10.3 are vulnerable to unauthenticated denial-of-service attacks when OAuth2 authenticat

CVE-2026-28790 HIGH POC
7.5 Mar 05

OliveTin versions prior to 3000.11.0 suffer from broken access control allowing unauthenticated users to invoke the Kill

CVE-2025-50946 MEDIUM POC
6.5 Aug 13

OS Command Injection in Olivetin 2025.4.22 Custom Themes via the ParseRequestURI function in service/internal/executor/a

CVE-2026-67438 MEDIUM POC
6.6 Jul 29

OS command injection in OliveTin versions 3000.2.0 through 3000.16.x allows an authenticated user to execute arbitrary s

CVE-2026-48708 HIGH POC
7.5 Jun 15

Concurrent action execution in OliveTin versions 3000.0.0 and prior triggers a race condition in a shared text/template.

Vendor StatusVendor

SUSE

Severity: High

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