DEBIAN-CVE-2026-66140

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Source

https://security-tracker.debian.org/tracker/CVE-2026-66140

Import Source

https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-66140.json

JSON Data

https://api.osv.dev/v1/vulns/DEBIAN-CVE-2026-66140

Upstream

CVE-2026-66140

Published

2026-07-24T05:16:49Z

Modified

2026-09-14T17:03:28Z

Severity

7.8 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator

Summary

[none]

Details

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.

References

https://security-tracker.debian.org/tracker/CVE-2026-66140

Affected packages

Debian:12 / exim4

Package

Name: exim4
Purl: pkg:deb/debian/exim4?arch=source&distro=bookworm

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0 Unknown introduced version / All previous versions are affected

Affected versions

4.*

4.96-15

4.96-15+deb12u1

4.96-15+deb12u2

4.96-15+deb12u3

4.96-15+deb12u4

4.96-15+deb12u5

4.96-15+deb12u6

4.96-15+deb12u7

4.96-15+deb12u8

4.96-15+deb12u9

4.96-15+deb12u10

4.96-16

4.96-17

4.96-18

4.96-19

4.96-20

4.96-21

4.96-22

4.97~RC0-1

4.97~RC0-2

4.97~RC0-3

4.97~RC1-1

4.97~RC1-2

4.97~RC2-1

4.97~RC2-2

4.97~RC3-1

4.97-1~hurd.2

4.97-1

4.97-2

4.97-3

4.97-4

4.97-5

4.97-6

4.97-7

4.97-8~bpo12+1

4.97-8

4.98~RC0-1

4.98~RC1-1

4.98~RC2-1

4.98~RC3-1

4.98~RC3-2~bpo12+1

4.98~RC3-2

4.98-1~bpo12+1

4.98-1

4.98-2~bpo12+1

4.98-2

4.98-3~bpo12+1

4.98-3

4.98-3+hurd.1

4.98-4

4.98.1-1

4.98.1-2~bpo12+1

4.98.1-2

4.98.2-1~bpo12+1

4.98.2-1

4.98.2-1+hurd.1

4.98.2-2

4.99~RC1-1

4.99~RC2-1

4.99~RC3-1

4.99~RC3-2

4.99-1

4.99-2

4.99-3

4.99-4~bpo13+1

4.99-4

4.99-5

4.99-6~bpo13+1

4.99-6

4.99-7~bpo13+1

4.99-7

4.99.1-1~bpo13+1

4.99.1-1

4.99.1-2

4.99.1-3

4.99.1-4

4.99.1-5

4.99.1-6

4.99.2-1~bpo13+1

4.99.2-1

4.99.2-2~bpo13+1

4.99.2-2

4.99.3-1

4.99.3-2~bpo13+1

4.99.3-2

4.99.4-1~bpo13+1

4.99.4-1

4.99.4-2~bpo13+1

4.99.4-2

4.100~RC1-1

4.100~RC2-1

4.100~RC3-1

4.100~RC3-2

4.100-1~bpo13+1

4.100-1

4.100-3

4.100-4

Ecosystem specific

{
    "urgency": "not yet assigned"
}

Database specific

source

"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-66140.json"

Debian:13 / exim4

Package

Name: exim4
Purl: pkg:deb/debian/exim4?arch=source&distro=trixie

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0 Unknown introduced version / All previous versions are affected

Fixed

4.98.2-1+deb13u4

Affected versions

4.*

4.98.2-1

4.98.2-1+deb13u1

4.98.2-1+deb13u2

4.98.2-1+deb13u3

Ecosystem specific

{
    "urgency": "not yet assigned"
}

Database specific

source

"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-66140.json"

Debian:14 / exim4

Package

Name: exim4
Purl: pkg:deb/debian/exim4?arch=source&distro=forky

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0 Unknown introduced version / All previous versions are affected

Fixed

4.99.4-2

Affected versions

4.*

4.98.2-1

4.98.2-1+hurd.1

4.98.2-2

4.99~RC1-1

4.99~RC2-1

4.99~RC3-1

4.99~RC3-2

4.99-1

4.99-2

4.99-3

4.99-4~bpo13+1

4.99-4

4.99-5

4.99-6~bpo13+1

4.99-6

4.99-7~bpo13+1

4.99-7

4.99.1-1~bpo13+1

4.99.1-1

4.99.1-2

4.99.1-3

4.99.1-4

4.99.1-5

4.99.1-6

4.99.2-1~bpo13+1

4.99.2-1

4.99.2-2~bpo13+1

4.99.2-2

4.99.3-1

4.99.3-2~bpo13+1

4.99.3-2

4.99.4-1~bpo13+1

4.99.4-1

4.99.4-2~bpo13+1

Ecosystem specific

{
    "urgency": "not yet assigned"
}

Database specific

source

"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-66140.json"