CVE-2021-37518

Severity: medium (CVSS 6.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.7% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2023-02-03 · updated 2026-06-17
Weakness: CWE-79

Description

Universal Cross Site Scripting (UXSS) vulnerability in Vimium Extension 1.66 and earlier allows remote attackers to run arbitrary code via omnibar feature.

Affected products

Vimium Project Vimium: through 1.66

References

https://github.com/philc/vimium/issues/3832
https://github.com/philc/vimium/pull/3850
https://github.com/philc/vimium/issues/3832
https://github.com/philc/vimium/pull/3850

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