CVE-2022-37721

Critical · CVSS 9.0

pyrocms/pyrocms — Stored Cross-Site Scripting (XSS) leading to privilege escalation / admin account takeover

CVSS: 9.0; nvd
EPSS: —
KEV: No
Class: oss containerizable; CWE-79, CWE-79

Description

PyroCMS 3.9 is vulnerable to a stored Cross Site Scripting (XSS_ when a low privileged user such as an author, injects a crafted html and javascript payload in a blog post, leading to full admin account takeover or privilege escalation.

Search profile — drives PoC discovery

Symbols blog postauthor rolelow privileged userstored XSSjavascript payloadhtml payloadadmin takeoverprivilege escalation

Keywords CVE-2022-37721PyroCMS 3.9 XSSPyroCMS stored XSSpyrocms blog post XSSpyrocms privilege escalationpyrocms admin takeoverpyrocms author XSSpyrocms/pyrocms CVE-2022-37721

Versions: 3.9

Affected packages

Packagist

pyrocms/pyrocms

0 → ∞

References

https://labs.integrity.pt/advisories/cve-2022-37721/
http://pyrocms.com
https://labs.integrity.pt/advisories/cve-2022-37721/

Status: enriched · ingested 2026-07-05T06:00:39.000Z · profiled 2026-07-05T12:30:39.000Z