CVE-2022-22577

An XSS Vulnerability in Action Pack >= 5.2.0 and < 5.2.0 that could allow an attacker to bypass CSP for non HTML like responses.

Published: 2022-05-26 Last update: 2026-06-17 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2022-22577 is rated Moderate Risk (50.9/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 1.59%). EPSS rose +1.19% over the last day, indicating growing attacker interest. Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2022-22577

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 0.40% 1.59% +1.19%
2 2026-06-06 0.50% 0.40% -0.09%
3 2026-05-14 — 0.50% —

Full EPSS history (46 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2022-22577

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
6.1 3.1 MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:R)
A real person has to do something—click, install, enable—otherwise it doesn’t land.
Scope (S:C)
Breaking this can reach past the original component and bite other resources—bigger blast radius.
Confidentiality (C:L)
Some sensitive info could get out, but not a total data dump.
Integrity (I:L)
Attackers could change some data, but it’s limited—not everything goes.
Availability (A:N)
Service keeps running; no real outage angle.
 2.8 2.7 [email protected]
4.3 2.0 MEDIUM
AV:N/AC:M/Au:N/C:N/I:P/A:N Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:M)
Exploitation needs some favorable conditions, but not exceptional ones.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:N)
No confidentiality impact.
Integrity impact (I:P)
Partial integrity impact.
Availability impact (A:N)
No availability impact.
 8.6 2.9 [email protected]

Weakness enumeration for CVE-2022-22577

GitHub Security Advisory for CVE-2022-22577

GHSA-mm33-5vfq-3mm3 · Severity: medium · Ecosystem: rubygems — Cross-site Scripting Vulnerability in Action Pack

OS Trackers for CVE-2022-22577

vendor priority summary link
debian not yet assigned CVE-2022-22577 not yet assigned priority: Debian including 1 source packages (rails), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. https://security-tracker.debian.org/tracker/CVE-2022-22577
redhat medium — https://access.redhat.com/security/cve/CVE-2022-22577
suse medium — https://www.suse.com/security/cve/CVE-2022-22577/
ubuntu medium CVE-2022-22577 medium priority: Ubuntu including 7 source packages (rails, rails-4.0, …), 98 status rows across 14 suites (bionic, focal, impish, jammy, kinetic, lunar, mantic, noble, oracular, plucky, questing, trusty, upstream, xenial): DNE 79, needs-triage 13, ignored 6. https://ubuntu.com/security/CVE-2022-22577

Affected software / configurations for CVE-2022-22577

Vendor Product Version Raw CPE
rubyonrails actionpack >= 5.2.0, < 5.2.7.1 cpe:2.3:a:rubyonrails:actionpack:*:*:*:*:*:ruby:*:*
rubyonrails actionpack >= 6.0.0, < 6.0.4.8 cpe:2.3:a:rubyonrails:actionpack:*:*:*:*:*:ruby:*:*
rubyonrails actionpack >= 6.1.0, < 6.1.5.1 cpe:2.3:a:rubyonrails:actionpack:*:*:*:*:*:ruby:*:*
rubyonrails actionpack >= 7.0.0, < 7.0.2.4 cpe:2.3:a:rubyonrails:actionpack:*:*:*:*:*:ruby:*:*
debian debian_linux 10.0 cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*

References for CVE-2022-22577

cvelogic Threat Intelligence