DEBIAN-CVE-2026-101281

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Source
https://security-tracker.debian.org/tracker/CVE-2026-101281
Import Source
https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-101281.json
JSON Data
https://api.osv.dev/v1/vulns/DEBIAN-CVE-2026-101281
Upstream
Published
2026-09-29T01:16:44Z
Modified
2026-09-30T08:47:34Z
Severity
  • 7.3 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L CVSS Calculator
Summary
[none]
Details

A flaw has been found in Trusted Domain Project OpenDMARC up to 1.4.2. Affected by this vulnerability is the function opendmarc_sp2_find_mailfrom_domain of the file libopendmarc/opendmarc_spf.c of the component SPF Macro Handler. This manipulation causes improper authentication. The attack is possible to be carried out remotely. The exploit has been published and may be used. Patch name: c48a74c758677fc5272a73eff15ffdbf8afda1a6. Applying a patch is the recommended action to fix this issue.

References

Affected packages

Debian:12 / opendmarc

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

1.*
1.4.2-2
1.4.2-3
1.4.2-4
1.4.2-4.1~exp1
1.4.2-4.1
1.4.2-5
1.4.2-5.1

Ecosystem specific 

{
    "urgency":  "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-101281.json"

Debian:13 / opendmarc

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

1.*
1.4.2-5
1.4.2-5.1

Ecosystem specific 

{
    "urgency":  "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-101281.json"

Debian:14 / opendmarc

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

1.*
1.4.2-5
1.4.2-5.1

Ecosystem specific 

{
    "urgency":  "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-101281.json"