CVE-2026-110292: PayPlug for WooCommerce (Official) information disclosure vulnerability

medium 6.5 published 2026-10-28

Affected versions: 2.9.0 up to (not including) 3.1.1
Fixed in: 3.1.1
Latest version: 3.1.1
Severity: Medium · CVSS 6.5
Active installs: 4,000+
Type: Information disclosure

What an attacker needs

Access: None. No account or login is needed.

CVSS vector (score by CISA ADP): CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

What to do now

Update PayPlug for WooCommerce (Official) to 3.1.1 or newer: Dashboard → Updates, or Plugins → “update now”.
If you cannot update right away, deactivate it until you can.
Turn on auto-updates for it: Plugins → “Enable auto-updates” on its row.
Not sure which version you run? Check your version against every known PayPlug for WooCommerce (Official) issue. With WP-CLI: wp plugin get payplug --field=version.
If you ran an affected version and something looks off (new admin users, spam pages, redirects), run the free scan below.

The advisory

The PayPlug for WooCommerce (Official) WordPress plugin before 3.1.1 does not verify that the requester owns the WooCommerce order named in a payment request, allowing unauthenticated users to disclose another customer's order key and cancel their unpaid guest order.

Description from the CVE record, published by WPScan (the CVE Numbering Authority), via the NVD entry for CVE-2026-110292.

References

NVD CVE-2026-110292 nvd.nist.gov
WPScan advisory wpscan.com

Ran an affected version? Check your site for signs of a hack

The free scan reads the public side of your site and looks for spam pages, hidden redirects, injected scripts and blacklist entries. No login, no install, about a minute.

Where this data comes from

CVE record, score and references: NIST National Vulnerability Database (NVD), checked 2026-11-04. This product uses data from the NVD API but is not endorsed or certified by the NVD.
Versions and install counts: wordpress.org/plugins/payplug (Plugins API), fetched 2026-11-04.
The summary, “what an attacker needs” and “what to do” sections are our plain-English reading of the record and the plugin's release history; the quoted description is the record's own text. Spot an error? Email Daniel.