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Kargo CVE-2026-32828

| EUVDEUVD-2026-13424 MEDIUM
Server-Side Request Forgery (SSRF) (CWE-918)
2026-03-20 security-advisories@github.com GHSA-j94x-8wcp-x7hm
5.1
CVSS 4.0 · GitHub Advisory
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Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A01:2025 - Broken Access Control
ASVS 5.0
V4 - API and Web Service URL allowlisting, SSRF prevention
MITRE ATT&CK

2 techniques across 2 tactics: Initial Access, Credential Access

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

Impact

Access to internal services, cloud metadata endpoints, or other resources not intended to be publicly accessible. Can lead to data exfiltration or further exploitation. With a CVSS score of 5.1 (MEDIUM), this represents a moderate risk.

Exploit ScenarioDerived

An attacker provides a URL pointing to an internal service (e.g., http://169.254.169.254/latest/meta-data/) through a vulnerable parameter, causing the server to fetch and return internal data.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
Patch available 0.0% exploitation probability (EPSS)

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AnalysisAIv1 – Mar 20, 2026

Kargo versions 1.4.0-1.6.3, 1.7.0-1.7.8, 1.8.0-1.8.11, and 1.9.0-1.9.4 contain a Server-Side Request Forgery vulnerability in http and http-download promotion steps that allows authenticated attackers to access cloud instance metadata endpoints and exfiltrate sensitive credentials like IAM keys. An attacker with permissions to create or modify Stages or Promotion resources can exploit this by crafting malicious manifests with full control over request headers and methods, bypassing cloud provider SSRF protections. Currently, no patch is available for this vulnerability.

Earlier versions of this analysis (1)
v1 Mar 20, 2026 - 08:37 CVSS 2.0

RemediationAI

Validate and whitelist allowed URLs and IP ranges. Block requests to internal/private IP ranges. Use network segmentation to limit server-side request scope.

Affected VersionsENISA

kargo 1.8.0-rc.1, < 1.8.12
kargo 1.4.0, < 1.6.4
kargo 1.7.0-rc.1, < 1.7.9
kargo 1.9.0-rc.1, < 1.9.5

Affected Packages

go github.com/akuity/kargo fix: 1.6.4, 1.7.9, 1.8.12, 1.9.5
euvd kargo_1_4_0 fix: 1.6.4
euvd kargo_1_7_0_rc_1 fix: 1.7.9
euvd kargo_1_8_0_rc_1 fix: 1.8.12
euvd kargo_1_9_0_rc_1 fix: 1.9.5

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 5 packages in go, euvd

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

Technical ContextAI · show details

Server-Side Request Forgery allows an attacker to induce the server to make HTTP requests to arbitrary destinations, including internal services. This vulnerability is classified as Server-Side Request Forgery (SSRF) (CWE-918).

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Severity by source

GitHub Advisory PRIMARY 5.1 MEDIUM
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:N/SC:L/SI:N/SA:N
SUSE 4.9 MEDIUM
AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N

Primary rating from GitHub Advisory.

CVSS VectorGitHub Advisory

Attack Vector
Network
Attack Complexity
Low
Attack Requirements
None
Privileges Required
High
User Interaction
None
Vulnerable system: Confidentiality
None
Vulnerable system: Integrity
None
Vulnerable system: Availability
None
Subsequent system: Confidentiality
Low
Subsequent system: Integrity
None
Subsequent system: Availability
None

Lifecycle Timeline

4
Severity Changed
Apr 29, 2026 - 01:11 NVD
LOW MEDIUM
CVSS changed
Apr 29, 2026 - 01:11 NVD
2.0 (LOW) 5.1 (MEDIUM)
Patch released
Mar 31, 2026 - 21:13 nvd
Patch available
CVE Published
Mar 20, 2026 - 01:15 nvd
LOW 2.0

DescriptionGitHub Advisory

Kargo manages and automates the promotion of software artifacts. In versions 1.4.0 through 1.6.3, 1.7.0-rc.1 through 1.7.8, 1.8.0-rc.1 through 1.8.11, and 1.9.0-rc.1 through 1.9.4, the http and http-download promotion steps allow Server-Side Request Forgery (SSRF) against link-local addresses, most critically the cloud instance metadata endpoint (169.254.169.254), enabling exfiltration of sensitive data such as IAM credentials. These steps provide full control over request headers and methods, rendering cloud provider header-based SSRF mitigations ineffective. An authenticated attacker with permissions to create/update Stages or craft Promotion resources can exploit this by submitting a malicious Promotion manifest, with response data retrievable via Promotion status fields, Git repositories, or a second http step. This issue has been fixed in versions 1.6.4, 1.7.9, 1.8.12 and 1.9.5.

Executive ViewAI

Why It Matters

Organizations using versions 1.4.0 should be aware of moderate risk from CVE-2026-32828, a server-side request forgery vulnerability rated CVSS 5.1. Users could be tricked into performing unintended actions. Organizations should apply vendor updates when available and monitor for exploitation.

Business Impact: Low
Compensating Controls

Apply vendor patch. If patching is delayed: implement egress filtering, block metadata endpoints.

Threat Intelligence Overview

EPSS Score
0.0%
Top 92% exploitable
Data Quality
6 sources
Confidence: High

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 0.0%
Patch available Yes
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
Defer
Exploitation· derived
None
System Exposure· derived
Open
Automatable· derived
No
Human Impact
Low

Priority Score

26
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +26
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Server-Side Request Forgery exploits applications that fetch remote resources based on user-supplied URLs.

Information disclosure occurs when an application unintentionally exposes sensitive data that aids attackers in reconnaissance or directly compromises security.

Vendor StatusVendor

SUSE

Severity: Medium
Product Status
SUSE Linux Enterprise Module for Package Hub 15 SP5 Fixed
SUSE Linux Enterprise Module for Package Hub 15 SP6 Fixed
openSUSE Leap 15.5 Fixed
openSUSE Leap 15.6 Fixed

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