CVE-2026-101014

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Source
https://cve.org/CVERecord?id=CVE-2026-101014
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-101014.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-101014
Downstream
Published
2026-09-28T08:15:13Z
Modified
2026-09-30T03:46:56Z
Severity
  • 5.5 (Medium) CVSS_V4 - CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P CVSS Calculator
Summary
Trusted Domain Project OpenDMARC DMARC Record opendmarc_util.c opendmarc_util_cleanup off-by-one
Details

A vulnerability was detected in Trusted Domain Project OpenDMARC up to 1.4.2. Affected by this vulnerability is the function opendmarc_util_cleanup in the library libopendmarc/opendmarc_util.c of the component DMARC Record Parser. Performing a manipulation results in off-by-one. The attack may be initiated remotely. The exploit is now public and may be used. The patch is named b3b1da9264bc80324094a27c71e7369bdedc62ae. To fix this issue, it is recommended to deploy a patch.

Database specific 
{
    "cna_assigner":  "VulDB",
    "cwe_ids":  [
        "CWE-189",
        "CWE-193"
    ],
    "osv_generated_from":  "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/101xxx/CVE-2026-101014.json"
}
References

Affected packages

Git / github.com/trusteddomainproject/opendmarc

Affected ranges

Type
GIT
Repo
https://github.com/trusteddomainproject/opendmarc
Events
Introduced
a29adab78ea9b6625066fdc482eae0ec6aa19ca6
Fixed
b3b1da9264bc80324094a27c71e7369bdedc62ae
Database specific
Show details 
{
    "extracted_events":  [
        {
            "introduced":  "1.4.0"
        },
        {
            "last_affected":  "1.4.0"
        },
        {
            "introduced":  "1.4.1"
        },
        {
            "last_affected":  "1.4.1"
        },
        {
            "introduced":  "1.4.2"
        },
        {
            "last_affected":  "1.4.2"
        }
    ],
    "source":  [
        "AFFECTED_FIELD",
        "REFERENCES"
    ]
}

Affected versions

1.*
1.4.0
1.4.1
1.4.2
Other
rel-opendmarc-1-4-0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-101014.json"