CVE-2022-27777: XSS Vulnerability in Action View tag helpers

Severity: medium (CVSS 6.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.7% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2022-05-26 · updated 2026-06-17
Weakness: CWE-79

Description

A XSS Vulnerability in Action View tag helpers >= 5.2.0 and < 5.2.0 which would allow an attacker to inject content if able to control input into specific attributes.

Affected products

Debian Linux: 10.0
rails actionpack: before 5.2.7.1; from 6.0.0 before 6.0.4.8; from 6.1.0 before 6.1.5.1; from 7.0.0 before 7.0.2.4 — fixed in 5.2.7.1, 6.0.4.8, 6.1.5.1, 7.0.2.4
Rubygems Actionview: before 5.2.7.1; from 6.0.0 before 6.0.4.8; from 6.1.0 before 6.1.5.1; from 7.0.0 before 7.0.2.4; 4.1.0, 4.1.0.beta1, 4.1.0.beta2, 4.1.0.rc1, 4.1.0.rc2, 4.1.1 (+193) — fixed in 5.2.7.1, 6.0.4.8, 6.1.5.1, 7.0.2.4

How to fix

Upgrade to a fixed version: rails actionpack 5.2.7.1, 6.0.4.8, 6.1.5.1, 7.0.2.4; Rubygems Actionview 5.2.7.1, 6.0.4.8, 6.1.5.1, 7.0.2.4. Check the vendor advisory for mitigations.

References

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