Cyber Resilience

CVE-2026-45038

HighPublic PoC

Published: 15 May 2026

Published
15 May 2026
Modified
20 May 2026
KEV Added
—
Patch
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CVSS Score v4 8.4 CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
EPSS Score 0.0018 7.6th percentile
Risk Priority 55 floored blend · peak EPSS

Summary

CVE-2026-45038 is a high-severity Improper Neutralization of Escape, Meta, or Control Sequences (CWE-150) vulnerability in Tabby Tabby. Its CVSS base score is 8.4 (High).

Operationally, exploitation aligns with the MITRE ATT&CK technique Malicious File (T1204.002); ranked at the 7.6th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

Tabby (formerly Terminus) is a highly configurable terminal emulator. Prior to 1.0.233, since Tabby does not escape control characters from file paths when dragging and dropping a file into it, code execution can be achieved. This vulnerability is fixed in…

more

1.0.233.

CWE(s)
CWE-150

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

T1204.002 Malicious File Execution
An adversary may rely upon a user opening a malicious file in order to gain execution.
attack.mitre.org →
T1059 Command and Scripting Interpreter Execution
Adversaries may abuse command and script interpreters to execute commands, scripts, or binaries.
attack.mitre.org →
Why these techniques?

Drag-and-drop of unsanitized file path with control characters directly enables command injection and arbitrary code execution in the terminal emulator.

Confidence: HIGH · MITRE ATT&CK Enterprise v19.0

Affected Assets

tabby
tabby
≤ 1.0.233

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References