Home/CVE/phpList before 3.5.3 allows XSS, with resultant privilege elevation, via lists/admin/template.php.
CVE

CVE-2020-12639

phpList before 3.5.3 allows XSS, with resultant privilege elevation, via lists/admin/template.php.

phpList before 3.5.3 allows XSS, with resultant privilege elevation, via lists/admin/template.php.

MEDIUM · CVSS 6.1 EPSS 0.00359
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

1
phplist< 3.5.3
▣

Scoring & Timeline

6.1
MEDIUM · CVSS v3.1 · 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 NVD04 May 2020 · 02:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
🔗

References & Sources

2
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/phpList/phplist3/compare/3.5.2...3.5.3Release NotesThird Party Advisory
https://www.phplist.org/newslist/phplist-3-5-3-release-notes/Release NotesVendor Advisory
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