Home/CVE/In WordPress before 4.9.9 and 5.x before 5.0.1, when the Apache HTTP Server is used, authors could upload crafted files
CVE

CVE-2018-20149

In WordPress before 4.9.9 and 5.x before 5.0.1, when the Apache HTTP Server is used, authors could upload crafted files

In WordPress before 4.9.9 and 5.x before 5.0.1, when the Apache HTTP Server is used, authors could upload crafted files that bypass intended MIME type restrictions, leading to XSS, as demonstrated by a .jpg file without JPEG data.

MEDIUM · CVSS 5.4 EPSS 0.04428
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
▤

Affected Products & Versions

3
wordpress< 4.9.9
wordpress>= 5.0 and < 5.0.1
debian linuxall versions
▣

Scoring & Timeline

5.4
MEDIUM · CVSS v3.0 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD14 Dec 2018 · 08:29 PM
CVSS VectorCVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
🔗

References & Sources

9
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://www.securityfocus.com/bid/106220Third Party AdvisoryVDB Entry
https://codex.wordpress.org/Version_4.9.9ProductVendor Advisory
https://github.com/WordPress/WordPress/commit/246a70bdbfac3bd45ff71c7941deef1bb206b19aPatchThird Party Advisory
https://lists.debian.org/debian-lts-announce/2019/02/msg00019.htmlMailing ListThird Party Advisory
https://wordpress.org/news/2018/12/wordpress-5-0-1-security-release/Release NotesVendor Advisory
https://wordpress.org/support/wordpress-version/version-5-0-1/Release NotesVendor Advisory
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