CVE-2023-51490 json
WordPress Defender Security Plugin <= 4.1.0 is vulnerable to Sensitive Data Exposure
published 2024-01-08 2 y ago modified 2026-06-17 4 mo ago also EUVD-2023-56203
- cvss
- 5.3
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.5%
- EPSS 0.5% chance of exploitation in 30 days, percentile 41%
- public exploits
- 0
- none known
Summary
Exposure of Sensitive Information to an Unauthorized Actor vulnerability in WPMU DEV Defender Security – Malware Scanner, Login Security & Firewall.This issue affects Defender Security – Malware Scanner, Login Security & Firewall: from n/a through 4.1.0.
Patch / fix
- WPMU DEV Defender Security – Malware Scanner, Login Security & Firewall 4.2.0
CISA SSVC
- Exploitation
- none
- Automatable
- yes
- Technical impact
- partial
- Assessed
- 18 mo ago
Exploit prediction
0.48% chance of exploitation in the next 30 days, higher than 41% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N |
| NVD | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
Affected products
- WPMU DEV Defender Security – Malware Scanner, Login Security & Firewall
Classification
- Weakness
-
- CWE-532 Insertion of Sensitive Information into Log File
- Technology feeds
References
-
patchstack.com
/database/vulnerability/defender-security/wordpress-defender-security-plugin-4-1-0-sensitive-data-exposure-via
vdb-entry, third-party-advisory
Sources
- CVE List CVE-2023-51490
- NVD CVE-2023-51490
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