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Kubernetes CVE-2025-24514

HIGH
Improper Input Validation (CWE-20)
2025-03-25 jordan@liggitt.net
8.8
CVSS 3.1 · NVD
View

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V2 - Validation and Business Logic Input validation, allowlisting
Impact

CVSS score of 8.8 (HIGH). Attack characteristics: network attack vector, low complexity, low privileges required, no user interaction not required. Public proof-of-concept exploit code is available. EPSS exploitation probability: 23.00%.

Exploit ScenarioDerived

This vulnerability can be exploited remotely over the network. Successful exploitation could compromise the high-severity affected system.

Act Now Prioritize within 24-48h. Why: HIGH severity + EPSS > 10%.
Patch available 23.0% exploitation probability (EPSS)

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AnalysisAIv1 – Mar 28, 2026

A security issue was discovered in ingress-nginx https://github.com/kubernetes/ingress-nginx where the auth-url Ingress annotation can be used to inject configuration into nginx. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and EPSS exploitation probability 23.0%.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

Affected Packages

go k8s.io/ingress-nginx fix: 1.11.5, 1.12.1

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

This vulnerability is classified under CWE-20. A security issue was discovered in ingress-nginx https://github.com/kubernetes/ingress-nginx where the auth-url Ingress annotation can be used to inject configuration into nginx. This can lead to arbitrary code execution in the context of the ingress-nginx controller, and disclosure of Secrets accessible to the controller. (Note that in the default installation, the controller can access all Secrets cluster-wide.)

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 8.8 HIGH
AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
SUSE HIGH
Red Hat 8.8 HIGH

Primary rating from NVD.

CVSS VectorNVD

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

Lifecycle Timeline

3
Patch released
Mar 31, 2026 - 21:13 nvd
Patch available
PoC Detected
Feb 04, 2026 - 20:16 vuln.today
Public exploit code
CVE Published
Mar 25, 2025 - 00:15 nvd
HIGH 8.8

DescriptionCVE.org

A security issue was discovered in ingress-nginx https://github.com/kubernetes/ingress-nginx where the auth-url Ingress annotation can be used to inject configuration into nginx. This can lead to arbitrary code execution in the context of the ingress-nginx controller, and disclosure of Secrets accessible to the controller. (Note that in the default installation, the controller can access all Secrets cluster-wide.)

Executive ViewAI

Why It Matters

Organizations using A security face significant risk from CVE-2025-24514, a input validation vulnerability rated CVSS 8.8. Successful exploitation could significantly impact the confidentiality, integrity, or availability of affected systems. With an EPSS score of 23%, exploitation is likely in exposed deployments. Organizations should apply vendor updates when available and consider compensating controls in the interim.

Business Impact: Severe
Compensating Controls

Apply vendor patch. If immediate patching is not feasible: (1) Implement network-level access controls to limit exposure; (2) Enable enhanced monitoring and alerting; (3) Apply principle of least privilege.

Threat Intelligence Overview

Threat Score
4.0/10
Composite threat intelligence
EPSS Score
23.0%
Top 4% exploitable
Exploit
POC
Public exploit code exists
Data Quality
6 sources
Confidence: High
NVD CVE.org EPSS CERT-EU POC (1) Vendor Exploit-DB GitHub

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 23.0%
Patch available Yes
Active threat Yes
Deciding rule
HIGH severity + EPSS > 10%
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
Out-of-Cycle
Exploitation· derived
Poc
System Exposure· derived
Open
Automatable· derived
No
Human Impact
Very High

Priority Score

87
Low Medium High Critical
KEV: 0
EPSS: +23
CVSS: +44
PoC: +20
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Remote Code Execution represents the critical moment when an attacker successfully runs arbitrary code on a target system without physical access.

CVE-2025-1974 CRITICAL POC
9.8 Mar 25

A critical vulnerability in Kubernetes ingress-nginx controller allows unauthenticated attackers with pod network access

CVE-2026-45321 CRITICAL POC
9.6 May 12

Credential-harvesting malware compromised 84 versions of 42 TanStack npm packages on 2026-05-11 via chained GitHub Actio

CVE-2025-1098 HIGH POC
8.8 Mar 25

Kubernetes ingress-nginx contains a configuration injection vulnerability via the mirror-target and mirror-host Ingress

CVE-2025-1097 HIGH POC
8.8 Mar 25

A security issue was discovered in ingress-nginx https://github.com/kubernetes/ingress-nginx where the `auth-tls-match-c

CVE-2020-8554 MEDIUM POC
6.3 Jan 21

Kubernetes API server in all versions allow an attacker who is able to create a ClusterIP service and set the spec.exter

CVE-2023-3676 HIGH POC
8.8 Oct 31

A security issue was discovered in Kubernetes where a user that can create pods on Windows nodes may be able to escalate

CVE-2025-55190 CRITICAL POC
9.9 Sep 04

Argo CD is a declarative, GitOps continuous delivery tool for Kubernetes. Rated critical severity (CVSS 9.9), this vulne

CVE-2026-34976 CRITICAL POC
10.0 Apr 02

Unauthenticated remote attackers can trigger complete database overwrites, server-side file reads, and SSRF attacks agai

CVE-2018-18843 CRITICAL POC
10.0 Dec 04

The Kubernetes integration in GitLab Enterprise Edition 11.x before 11.2.8, 11.3.x before 11.3.9, and 11.4.x before 11.4

CVE-2026-54680 CRITICAL POC
9.9 Jul 29

Fluentd configuration injection in the kube-logging Logging operator before 6.6.0 allows a namespace-scoped user who can

CVE-2025-64709 CRITICAL POC
9.9 Nov 13

Authenticated Typebot users can abuse the webhook block (HTTP Request component) in versions prior to 3.13.1 to issue ar

CVE-2026-22039 CRITICAL POC
9.9 Jan 27

Kyverno Kubernetes policy engine prior to 1.x has a privilege escalation vulnerability (CVSS 9.9) allowing policy bypass

Vendor StatusVendor

SUSE

Severity: High
Product Status
SUSE Linux Enterprise Server 16.0 Fixed
openSUSE Tumbleweed Fixed

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