Cyber Posture

CVE-2026-42298

CriticalRCE

Published: 08 May 2026

Published
08 May 2026
Modified
08 May 2026
KEV Added
Patch
CVSS Score 10.0 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
EPSS Score 0.0014 33.3th percentile
Risk Priority 20 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2026-42298 is a critical-severity Code Injection (CWE-94) vulnerability. Its CVSS base score is 10.0 (Critical).

Operationally, ranked at the 33.3th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

This vulnerability is AI-related — categorised as Machine Learning Libraries.

Threat & Defense Details

Likely Mitigating ControlsAI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-94

Makes persistent code injection into loaded programs impossible when the executable image itself resides on hardware-protected read-only media.

addresses: CWE-94

Dynamically generated code can be produced and executed inside the isolated chamber, preventing host compromise from code-injection payloads.

addresses: CWE-94

Validates inputs used in dynamic code generation to block injected directives.

addresses: CWE-94

Directly prevents execution of attacker-supplied code written into data memory regions.

NVD Description

Postiz is an AI social media scheduling tool. Prior to commit da44801, a "Pwn Request" vulnerability in the Build and Publish PR Docker Image workflow (.github/workflows/pr-docker-build.yml) allows any unauthenticated user to execute arbitrary code during the Docker build process and…

more

exfiltrate a highly privileged GITHUB_TOKEN (write-all permissions). This can be achieved simply by opening a Pull Request from a fork with a maliciously modified Dockerfile.dev. This issue has been patched via commit da44801.

Deeper analysisAI

Automated synthesis unavailable for this CVE.

Details

CWE(s)

AI Security AnalysisAI

AI Category
Machine Learning Libraries
Risk Domain
N/A
OWASP Top 10 for LLMs 2025
None mapped
Classification Reason
Matched keywords: ai

CVEs Like This One

CVE-2026-33744Shared CWE-94
CVE-2026-32414Shared CWE-94
CVE-2024-54805Shared CWE-94
CVE-2026-1560Shared CWE-94
CVE-2026-22807Shared CWE-94
CVE-2026-33873Shared CWE-94
CVE-2024-13499Shared CWE-94
CVE-2025-69517Shared CWE-94
CVE-2026-27744Shared CWE-94
CVE-2025-33251Shared CWE-94

References