https://cve.radiocsirt.org/rss/recent/all/10 Most recent entries from all 2026-10-06T15:54:56.373995+00:00 Vulnerability-Lookup csirt@opendfir.org python-feedgen Contains only the most 10 recent entries. https://cve.radiocsirt.org/vuln/cve-2021-3657 CVE-2021-3657 2026-10-06T15:54:56.391411+00:00

Affected: isync

A flaw was found in mbsync versions prior to 1.4.4. Due to inadequate handling of extremely large (>=2GiB) IMAP literals, malicious or compromised IMAP servers, and hypothetically even external email senders, could cause several different buffer overflows, which could conceivably be exploited for remote code execution.