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CVE-2026-40685

🗓️ 30 Apr 2026 00:00:00Reported by mitreType 
cvelist
 cvelist
🔗 www.cve.org👁 79 Views

Exim before 4.99.2 allows a heap write in JSON lookup from malformed JSON in untrusted headers due to skipping bug.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-40685
30 Apr 202600:00
attackerkb
alpinelinux
AlpineLinux
CVE-2026-40685
30 Apr 202600:00
alpinelinux
anthropic
Anthropic
ANT-2026-B615AQ9E · exim · off-by-one
17 Aug 202621:12
anthropic
bdu_fstec
BDU FSTEC
The vulnerability of the Exim mail server, related to errors in representing specified functions, allows a perpetrator to gain unauthorized access to protected information.
4 Sep 202600:00
bdu_fstec
cgr
Chainguard
CVE-2026-40685 vulnerabilities
20 Aug 202602:17
cgr
circl
Circl
CVE-2026-40685
30 Apr 202613:50
circl
cloudlinux
CloudLinux
exim: Fix of CVE-2026-40685
8 May 202611:40
cloudlinux
cnnvd
CNNVD
Exim 缓冲区错误漏洞
30 Apr 202600:00
cnnvd
cve
CVE
CVE-2026-40685
30 Apr 202600:00
cve
debian
Debian
[SECURITY] [DSA 6265-1] exim4 security update
12 May 202614:23
debian
Rows per page
[
  {
    "defaultStatus": "unaffected",
    "product": "Exim",
    "vendor": "Exim",
    "versions": [
      {
        "lessThan": "4.99.2",
        "status": "affected",
        "version": "0",
        "versionType": "semver"
      }
    ]
  }
]

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