CVE-2026-100891

A vulnerability exists in Trusted Domain Project OpenDMARC up to version 1.4.2 . The issue is located within the Internationalized Domain Name Handler component, specifically in the opendmarc_policy_query_dmarc function of the libopendmarc/opendmarc_policy.c library. An encoding error can be trig...

CVE-2026-100891 Trusted Domain Project OpenDMARC Internationalized Domain Name opendmarc_policy.c opendmarc_policy_query_dmarc encoding error

A vulnerability has been found in Trusted Domain Project OpenDMARC up to 1.4.2. Affected by this issue is the function opendmarcpolicyquerydmarc in the library libopendmarc/opendmarcpolicy.c of the component Internationalized Domain Name Handler. Such manipulation leads to encoding error. It is...

CVE-2026-100891

A vulnerability has been found in Trusted Domain Project OpenDMARC up to 1.4.2. Affected by this issue is the function opendmarcpolicyquerydmarc in the library libopendmarc/opendmarcpolicy.c of the component Internationalized Domain Name Handler. Such manipulation leads to encoding error. It is...

CVE-2026-100890 Trusted Domain Project OpenDMARC SPF Parser opendmarc_spf.c opendmarc_spf_ipv6_explode null pointer dereference

A flaw has been found in Trusted Domain Project OpenDMARC up to 1.4.2. Affected by this vulnerability is the function opendmarcspfipv6explode in the library libopendmarc/opendmarcspf.c of the component SPF Parser. This manipulation of the argument cp causes null pointer dereference. It is possibl...

CVE-2026-100890

A null pointer dereference vulnerability exists in the Trusted Domain Project OpenDMARC (up to version 1.4.2 ). The flaw is located in the opendmarc_spf_ipv6_explode function within the SPF Parser component (specifically libopendmarc/opendmarc_spf.c). Manipulation of the cp argument triggers the ...

CVE-2026-100890 Trusted Domain Project OpenDMARC SPF Parser opendmarc_spf.c opendmarc_spf_ipv6_explode null pointer dereference

A flaw has been found in Trusted Domain Project OpenDMARC up to 1.4.2. Affected by this vulnerability is the function opendmarcspfipv6explode in the library libopendmarc/opendmarcspf.c of the component SPF Parser. This manipulation of the argument cp causes null pointer dereference. It is possibl...

EUVD-2026-88054

A flaw has been found in Trusted Domain Project OpenDMARC up to 1.4.2. Affected by this vulnerability is the function opendmarcspfipv6explode in the library libopendmarc/opendmarcspf.c of the component SPF Parser. This manipulation of the argument cp causes null pointer dereference. It is possibl...

CVE-2026-100890

A flaw has been found in Trusted Domain Project OpenDMARC up to 1.4.2. Affected by this vulnerability is the function opendmarcspfipv6explode in the library libopendmarc/opendmarcspf.c of the component SPF Parser. This manipulation of the argument cp causes null pointer dereference. It is possibl...

CVE-2026-100890

A flaw has been found in Trusted Domain Project OpenDMARC up to 1.4.2. Affected by this vulnerability is the function opendmarcspfipv6explode in the library libopendmarc/opendmarcspf.c of the component SPF Parser. This manipulation of the argument cp causes null pointer dereference. It is possibl...

PT-2026-99816

Name of the Vulnerable Software and Affected Versions Trusted Domain Project OpenDMARC versions prior to 1.4.3 Description An issue exists in the opendmarc policy parse dmarc function within the libopendmarc/opendmarc policy.c library. Remote exploitation is possible through the manipulation of t...

PT-2026-99817

Name of the Vulnerable Software and Affected Versions Trusted Domain Project OpenDMARC versions prior to 1.4.3 Description A remote attack is possible due to the improper handling of exceptional conditions within the strcasecmp function located in the libopendmarc/opendmarc policy.c library...

PT-2026-99807

Name of the Vulnerable Software and Affected Versions Trusted Domain Project OpenDMARC versions prior to 1.4.3 Description A flaw exists in the Domain Handler component within the policy.c file. A remote attacker can perform a manipulation that leads to improper validation of unsafe equivalence i...

CVE-2026-100891: Encoding Error

A vulnerability has been found in Trusted Domain Project OpenDMARC up to 1.4.2. Affected by this issue is the function opendmarcpolicyquerydmarc in the library libopendmarc/opendmarcpolicy.c of the component Internationalized Domain Name Handler. Such manipulation leads to encoding error. It is...

CVE-2026-100890: NULL Pointer Dereference

A flaw has been found in Trusted Domain Project OpenDMARC up to 1.4.2. Affected by this vulnerability is the function opendmarcspfipv6explode in the library libopendmarc/opendmarcspf.c of the component SPF Parser. This manipulation of the argument cp causes null pointer dereference. It is possibl...

CVE-2026-101017: Improper Handling of Exceptional Conditions

A vulnerability was found in Trusted Domain Project OpenDMARC up to 1.4.2. This vulnerability affects the function strcasecmp in the library libopendmarc/opendmarcpolicy.c. The manipulation results in handling of exceptional conditions. The attack can be executed remotely. The exploit has been ma...

CVE-2026-101015: Improper Validation of Unsafe Equivalence in Input

A flaw has been found in Trusted Domain Project OpenDMARC up to 1.4.2. Affected by this issue is some unknown functionality of the file policy.c of the component Domain Handler. Executing a manipulation can lead to improper validation of unsafe equivalence in input. The attack may be launched...

CVE-2026-101014: Off-by-one Error

A vulnerability was detected in Trusted Domain Project OpenDMARC up to 1.4.2. Affected by this vulnerability is the function opendmarcutilcleanup in the library libopendmarc/opendmarcutil.c of the component DMARC Record Parser. Performing a manipulation results in off-by-one. The attack may be...

CVE-2026-101016: Improper Handling of Exceptional Conditions

A vulnerability has been found in Trusted Domain Project OpenDMARC up to 1.4.2. This affects the function opendmarcpolicyparsedmarc in the library libopendmarc/opendmarcpolicy.c. The manipulation of the argument fo/rf/ri/pct/sp/adkim/aspf/rua/ruf leads to handling of exceptional conditions. Remot...