CVE records

Every CVE as the CVE Program publishes it, refreshed every ten minutes, with NVD's analysis, CISA's known-exploited status and a healthcare tag. Subscribers get the CVEs that match their own systems on My program, by email as they are published. Where the data comes from: sources.

Updated under an hour ago (2026-10-19 06:30 UTC)

What this means for you

This week: 5,437 CVEs published, 357 critical, and 7 newly confirmed exploited. Add your stack to see whether any of them hit you.

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This week's critical CVEs

Exploited in the last 30 days

Published in the last 7 days: 5,437; Show in the list
Critical, last 7 days: 357; Show in the list
Healthcare-tagged, last 7 days: 4; Show in the list
Known exploited (CISA KEV): 1,747; Show in the list

Showing CVEs that name the product exim:exim. Show all products

18 CVEs, showing 1 to 18

CVE	Severity	Title	Published
CVE-2026-94057	Medium 4.0	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. Assigned by mitre	Sep 19, 2026
CVE-2026-94056	High 7.5	Exim before 4.100.1, when Proxy-Protocol is used with an attacker-controlled proxy, allows attackers to read certain uninitialized data from stack memory. Assigned by mitre	Sep 19, 2026
CVE-2026-94055	Low 3.7	Exim before 4.100.1, when certain non-default TLS settings are used with GnuTLS, has a use-after-free. Assigned by mitre	Sep 19, 2026
CVE-2026-94054	High 7.0	Exim before 4.100.1, when Proxy-Protocol is used with an attacker-controlled proxy, has an out-of-bounds write. Assigned by mitre	Sep 19, 2026
CVE-2026-66141	High 7.8	Exim before 4.99.5 allows .forward privilege escalation because force_command for a pipe transport is mishandled.	Jul 24, 2026
CVE-2026-66140	High 7.8	Exim before 4.99.5 allows directory traversal to access files outside of the spool area, and consequently gain privileges, because arguments related to queue-name are mishandled.	Jul 24, 2026
CVE-2026-48840	Medium 5.3	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.	May 30, 2026
CVE-2026-45185	Critical 9.8	Exim before 4.99.3, in certain GnuTLS configurations, has a remotely reachable use-after-free in the BDAT body parsing path.	May 12, 2026
CVE-2026-40687	Critical 9.1	In Exim before 4.99.2, when the SPA authentication driver is used with an adversarial SPA resource, there can be an out-of-bounds write that crashes the connection instance, or erroneous data process…	Apr 30, 2026
CVE-2026-40686	Medium 5.3	In Exim before 4.99.2, when utf8 operators are enabled, there is an out-of-bounds read if large UTF-8 trailing characters are present (malformed UTF-8 header data).	Apr 30, 2026
CVE-2026-40685	Critical 9.8	In Exim before 4.99.2, when JSON lookup is enabled, an out-of-bounds heap write can occur when a JSON operator encounters malformed JSON in an untrusted header, because of an incorrect implementation…	Apr 30, 2026
CVE-2026-40684	High 7.5	In Exim before 4.99.2, on systems using musl libc (not glibc), an attacker can crash the connection instance when malformed DNS data is present in PTR records.	Apr 30, 2026
CVE-2025-67896	Critical 9.8	Exim before 4.99.1, with certain non-default rate-limit configurations, allows a remote heap-based buffer overflow because database records are cast directly to internal structures without validation.	Dec 14, 2025
CVE-2019-16928 Known exploited	Critical 9.8	Exim 4.92 through 4.92.2 allows remote code execution, a different vulnerability than CVE-2019-15846. Assigned by mitre	Sep 27, 2019
CVE-2019-10149 Known exploited	Critical 9.0	A flaw was found in Exim versions 4.87 to 4.91 (inclusive). Assigned by redhat	Jun 5, 2019
CVE-2018-6789 Known exploited	Critical 9.8	An issue was discovered in the base64d function in the SMTP listener in Exim before 4.90.1. Assigned by mitre	Feb 8, 2018
CVE-2010-4345 Known exploited	High 7.8	Exim 4.72 and earlier allows local users to gain privileges by leveraging the ability of the exim user account to specify an alternate configuration file with a directive that contains arbitrary comm… Assigned by redhat	Dec 14, 2010
CVE-2010-4344 Known exploited	Critical 9.8	Heap-based buffer overflow in the string_vformat function in string.c in Exim before 4.70 allows remote attackers to execute arbitrary code via an SMTP session that includes two MAIL commands in conj… Assigned by redhat	Dec 14, 2010

CVSS is the assigning CNA's score where it gives one, otherwise NVD's. The healthcare tag is a documented heuristic (a list of clinical and health IT vendors, and clinical terms in the description), not a classification. The CVE record is authoritative.