CVE WATCH / VULNERABILITY DETAIL
CVE-2026-126623
HIGHCVSS 7.5NVD feed
Published 11 November 2026 · tracked since 12 November 2026
Description
Inefficient algorithmic complexity in the JSON reader of Progressive Robot hMailServer 6.3.6 and 6.3.7 allows a remote attacker to hold the server's mail delivery threads or its REST API's worker threads, making mail delivery, the REST API and the webmail unavailable. 6.3.6 fixed CVE-2026-107574, in
References
- NVD — National Vulnerability Database
- CVE.org record (MITRE)
- CISA Known Exploited Vulnerabilities catalog
Latest tracked vulnerabilities
- CVE-2026-120151 HIGH 8.8
- CVE-2026-120150 HIGH 8.8
- CVE-2026-120149 HIGH 8.8
- CVE-2026-120147 HIGH 8.8
- CVE-2026-120145 HIGH 8.8
- CVE-2026-120144 HIGH 8.8
- CVE-2026-120143 HIGH 8.8
- CVE-2026-120142 HIGH 8.8
- CVE-2026-120141 HIGH 8.8
- CVE-2026-120139 HIGH 8.8