4.0Mittel
Exim Exim
Exim before 4.100.1 allows SMTP smuggling in which the received message does not match any sent message, and instead depends on crafted data sent after a rejection during DATA processing.
5.3Mittel
CVE-2026-48840
Beschreibung
Exim 4.88 before 4.99.4, in some proxy configurations, mishandles certain short payloads, leading to disclosure of uninitialized stack memory values to a client.
Schwachstellentyp (CWE):
CWE-839
Daten: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Wiedergegeben wie in der Quelle, auf Englisch.
Betroffene Produkte und Versionen
Referenzen und Patches
- https://exim.org/static/doc/security/EXIM-Security-2026-05-19.1 Vendor Advisory
- https://www.openwall.com/lists/oss-security/2026/05/29/3 Mailing ListMitigationThird Party Advisory
- http://www.openwall.com/lists/oss-security/2026/05/29/3 Mailing ListMitigationThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2026/06/msg00004.html
CPE-Treffer (NVD) (1)
cpe:2.3:a:exim:exim:*:*:*:*:*:*:*:*≥ 4.88 < 4.99.4