CVE-2023-5538 json
MpOperationLogs <= 1.0.1 - Unauthenticated Stored Cross-Site Scripting
published 2023-10-18 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-57850
- cvss
- 7.2
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.1%
- EPSS 1.1% chance of exploitation in 30 days, percentile 66%
- public exploits
- 0
- none known
Summary
The MpOperationLogs plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the IP Request Headers in versions up to, and including, 1.0.1 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
CISA SSVC
- Exploitation
- none
- Automatable
- yes
- Technical impact
- partial
- Assessed
- 21 mo ago
Exploit prediction
1.13% chance of exploitation in the next 30 days, higher than 66% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- wordfence.com https://www.wordfence.com/threat-intel/vulnerabilities/id/bc5f1b00-acee-4dc8-acd7-2d3f3493f253?source=cve referenced PoC, tagged "exploit" by a source, unverified
- github.com https://github.com/juweihuitao/MpOperationLogs/ referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 7.2 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N |
| NVD | 3.1 | 6.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
Affected products
- burningx mpOperationLogs
Classification
- Weakness
-
- CWE-79 Improper Neutralization of Input During Web Page Generation
- Technology feeds
References
-
wordfence.com
/threat-intel/vulnerabilities/id/bc5f1b00-acee-4dc8-acd7-2d3f3493f253?source=cve
exploit, third-party-advisory
-
github.com
/juweihuitao/MpOperationLogs/
exploit, third-party-advisory
-
plugins.trac.wordpress.org
/browser/mpoperationlogs/trunk/common.php#L10
product
-
plugins.trac.wordpress.org
/browser/mpoperationlogs/trunk/template/ipslist_td.php
product
Sources
- CVE List CVE-2023-5538
- NVD CVE-2023-5538
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.