Information disclosure in Updraftplus: Wp Backup & Migration Plugin

CVE-2026-82841

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.

Vulnerability class: Information Disclosure

Published · last modified .

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.002 (10.7th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 11th percentile — 10.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-82841: held from 0.002 to 0.002.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: +0.000

Affected products

  • Updraftplus: Wp Backup & Migration Plugin

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-82841?
CVE-2026-82841 is a medium-severity vulnerability in Updraftplus: Wp Backup & Migration Plugin, classified under Information Disclosure. CVSS score: 5.3/10. Published 2026-09-27.
How severe is CVE-2026-82841?
Medium severity. CVSS v3 base score is 5.3 out of 10.