What is CVE-2026-45036?

CVE-2026-45036 is a high-severity vulnerability in Eugeny Tabby, classified under OS Command Injection. CVSS score: 7.0/10. Published 2026-05-15.

How severe is CVE-2026-45036?

High severity. CVSS v3 base score is 7.0 out of 10.

RCE in Eugeny Tabby

CVE-2026-45036

Tabby (formerly Terminus) is a highly configurable terminal emulator. Prior to 1.0.233, Tabby before 1.0.233 automatically confirms ZMODEM protocol detection on all terminal session output without user interaction, enabling shell command e…

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.000 (3.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.0 (High). Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Eugeny Tabby — versions < 1.0.233
Tabby

Weakness classification (CWE)

CWE-78 — OS Command Injection

References

security-advisories@github.com (x_refsource_CONFIRM, Mitigation, Vendor Advisory)

Frequently asked questions

What is CVE-2026-45036?: CVE-2026-45036 is a high-severity vulnerability in Eugeny Tabby, classified under OS Command Injection. CVSS score: 7.0/10. Published 2026-05-15.
How severe is CVE-2026-45036?: High severity. CVSS v3 base score is 7.0 out of 10.