CVE-2026-101281
7.3 HIGHpublic exploit availablePublished 2026-09-29 · Updated 2026-09-29
AI analysis for this CVE has not been generated yet. Raw NVD data is shown below.
NVD description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Weaknesses
CWE-287
Public exploit & PoC references
All references
- https://github.com/trusteddomainproject/OpenDMARC/commit/c48a74c758677fc5272a73eff15ffdbf8afda1a6
- https://github.com/trusteddomainproject/OpenDMARC/issues/262
- https://github.com/trusteddomainproject/OpenDMARC/pull/328
- https://vuldb.com/cve/CVE-2026-101281
- https://vuldb.com/submit/918284
- https://vuldb.com/vuln/411038
- https://vuldb.com/vuln/411038/cti
- https://xuyongzhe-vt.github.io/share/opendmarc-spf-postmaster-macro.html
Source data: NVD (nvd.nist.gov), public domain. Exploit-DB.ai adds local AI analysis for defensive use only.
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