Cyber Resilience

CVE-2023-29639

MediumPublic PoC

Published: 01 May 2023

Published
01 May 2023
Modified
27 January 2026
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 0.0051 66.8th percentile
Risk Priority 11 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-29639 is a medium-severity Cross-site Scripting (CWE-79) vulnerability in Zhenfeng13 My Blog. Its CVSS base score is 5.4 (Medium).

Operationally, ranked in the top 33.2% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

Cross site scripting (XSS) vulnerability in ZHENFENG13 My-Blog, allows attackers to inject arbitrary web script or HTML via editing an article in the "blog article" page due to the default configuration not utilizing MyBlogUtils.cleanString.

CWE(s)

Related Threats

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

Affected Assets

zhenfeng13
my blog
all versions

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