Security Bulletin: Denial of service via crafted push/pull gossip message in memberlist

Summary HashiCorp memberlist before version 0.6.0 is vulnerable to a denial-of-service issue in its push/pull state handling that may allow an attacker with network access to the gossip port to exhaust memory on a receiving node and cause the process to terminate. This vulnerability CVE-2026-1436...

EUVD-2026-21248

The Webling plugin for WordPress is vulnerable to Stored Cross-Site Scripting in all versions up to, and including, 3.9.0 due to insufficient input sanitization, insufficient output escaping, and missing capabilities checks in the 'weblingadminsaveform' and 'weblingadminsavememberlist' functions...