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TI-2026-57146 Aliases CVE-2026-82841GHSA-c9rv-8jhm-3c35

UpdraftPlus 1.23.8 - 1.26.7 - Subscriber+ Remote Storage Credential Disclosure via Migration Notice

Priority LOW 23CWE-200Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
High
Impact type
Information disclosure
Confidentiality · integrity · availability
High · None · None
Fix status
Fixed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-200.

Summary

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.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00206 10th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix Fixed UpdraftPlus: WP Backup & Migration Plugin (Unknown): 1.26.8, 2.26.8.26

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
UnknownUpdraftPlus: WP Backup & Migration Plugin1.23.8 to before 1.26.81.26.8Patch availableCNA
UnknownUpdraftPlus: WP Backup & Migration Plugin2.23.8 to before 2.26.8.262.26.8.26Patch availableCNA
  • UpdraftPlus: WP Backup & Migration Plugin VendorUnknown Affected 1.23.8 to before 1.26.8 Fixed in 1.26.8 Patch available CNA
  • UpdraftPlus: WP Backup & Migration Plugin VendorUnknown Affected 2.23.8 to before 2.26.8.26 Fixed in 2.26.8.26 Patch available CNA

Remediation

  • Fix · CNA UpdraftPlus: WP Backup & Migration Plugin (Unknown) Fixed in 1.26.8
  • Fix · CNA UpdraftPlus: WP Backup & Migration Plugin (Unknown) Fixed in 2.26.8.26

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-82841
  2. 2026-10-03 Alias added: GHSA-c9rv-8jhm-3c35

References

Exploit 1

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences