CVE-2022-36573

Exp

A cross-site scripting (XSS) vulnerability in Pagekit CMS v1.0.18 allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the Markdown text box under /blog/post/edit.

Published: 2022-08-28 Last update: 2026-06-17 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2022-36573 is rated Exploit Available (52.7/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.48%). Core evidence: 1 public exploit reference(s) are indexed (Exploit-DB). Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

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

Public exploit references (Exploit-DB) for CVE-2022-36573

EDB-ID Source Kind Published Link
nvd_ref exploit_tag Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2022-36573

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 0.23% 0.48% +0.24%
2 2025-09-02 0.34% 0.23% -0.10%
3 2025-08-30 0.34%

Full EPSS history (6 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2022-36573

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]

Weakness enumeration for CVE-2022-36573

GitHub Security Advisory for CVE-2022-36573

GHSA-q6h8-qjjc-j8cg · Severity: medium · Ecosystem: composer — Pagekit CMS cross-site scripting in Markdown text box where articles are edited

Affected software / configurations for CVE-2022-36573

Vendor Product Version Raw CPE
pagekit pagekit 1.0.18 cpe:2.3:a:pagekit:pagekit:1.0.18:*:*:*:*:*:*:*

References for CVE-2022-36573

URL Tags
https://github.com/pagekit/pagekit/issues/968 Exploit Third Party Advisory
cvelogic Threat Intelligence