CVE-2025-20373: splunk splunk add-on for palo alto networks
Vulnerability summary
CVE-2025-20373 is a low (CVSS 2.7) vulnerability in splunk splunk add-on for palo alto networks. EPSS estimates a 0.22% chance of exploitation in the next 30 days, higher than 12.2% of scored vulnerabilities.
Timeline
- 26-11-2025PublishedVulnerability first disclosed.
- 26-11-2025Last modifiedVulnerability information updated.
Description
In Splunk Add-on for Palo Alto Networks versions below 2.0.2, the add-on exposes client secrets in plain text in the _internal index during the addition of new “Data Security Accounts“. The vulnerability would require either local access to the log files or administrative access to internal indexes, which by default only the admin role receives. Review roles and capabilities on your instance and restrict internal index access to administrator-level roles. See [Define roles on the Splunk platform with capabilities](https://docs.splunk.com/Documentation/Splunk/latest/Security/Rolesandcapabilities) in the Splunk documentation for more information.
CVSS metrics
2 scores · 2 sources · 1 version- NVDNIST2.7LowCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N
EPSS trend
Probability
0.22%
Chance of exploitation in the next 30 days
Percentile
12%
Versus all other CVEs
30-day change
0.00 pp
From 0.22% on 20-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Splunk1 product
- splunk add-on for palo alto networks≥ 2.0, < 2.0.2
1 vendor · 1 product