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Threatist priority CRITICAL 0 HIGH 2 MEDIUM 0 LOW 0

Signals Exploited in the wild (KEV) 0 Patch available 2 No fix listed 0 Has CVE 2

Fix status Fixed 2 Partial 0 Will not fix 0 Deferred 0 No fix listed 0

Impact type Code execution 2 Privilege escalation 0 Security bypass 0 Information disclosure 0 Tampering 0 Denial of service 0 Spoofing 0 Cross-site scripting 0 SQL injection 0

Attack vector Network 0 Adjacent network 0 Local 2 Physical 0

Requirements No authentication 1 No user interaction 0

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Weakness (CWE) CWE-121 Stack-based Buffer Overflow 1 CWE-78 Improper Neutralization of Special Elements used in an OS Command 1 CWE-787 Out-of-bounds Write 1

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TI-2026-25887 CVE-2026-33491

Zen-C has Stack-Based Buffer Overflow in Identifier Mangling

Priority HIGH 69

Zen C is a systems programming language that compiles to human-readable GNU C/C11.

CVSS 3.1HIGH 7.8· Local · No auth · User interaction · EPSS 0.00243 · Published 2026-03-26 · Fixed in 0.4.4 CWE-121

TI-2026-22542 CVE-2026-28207

Zen-C Vulnerable to Command Injection via Malicious Output Filename

Priority HIGH 65

Zen C is a systems programming language that compiles to human-readable GNU C/C11.

CVSS 3.1HIGH 7.3· Local · Low privileges · User interaction · EPSS 0.0108 · Published 2026-02-26 · Fixed in 0.4.2 CWE-78

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