Cyber Resilience

CVE-2022-40849

MediumPublic PoC

Published: 01 December 2022

Published
01 December 2022
Modified
24 April 2025
KEV Added
Patch
CVSS Score v3.1 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
EPSS Score 0.0021 43.4th percentile
Risk Priority 11 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2022-40849 is a medium-severity Cross-site Scripting (CWE-79) vulnerability in Thinkcmf Thinkcmf. Its CVSS base score is 5.4 (Medium).

Operationally, ranked at the 43.4th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

ThinkCMF version 6.0.7 is affected by Stored Cross-Site Scripting (XSS). An attacker who successfully exploited this vulnerability could inject a Persistent XSS payload in the Slideshow Management section that execute arbitrary JavaScript code on the client side, e.g., to steal…

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the administrator's PHP session token (PHPSESSID).

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

thinkcmf
thinkcmf
6.0.7

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-79

Penetration testing submits XSS payloads to web applications, detecting cross-site scripting flaws for subsequent remediation.

addresses: CWE-79

Validates web inputs to reject script-related content that could produce XSS.

addresses: CWE-79

Output validation against expected content can reject or sanitize script content in generated web pages, reducing XSS exploitability.

References