CVE-2026-101279

Published: Set 29, 2026 Last Modified: Set 29, 2026
ExploitDB:
Other exploit source:
Google Dorks:
MEDIUM 5,5
Attack Vector: network
Attack Complexity: low
Privileges Required: none
User Interaction: none
Confidentiality: N/A
Integrity: N/A
Availability: N/A
MEDIUM 6,5
Attack Vector: network
Attack Complexity: low
Privileges Required: none
User Interaction: none
Scope: unchanged
Confidentiality: none
Integrity: low
Availability: low
MEDIUM 6,4
Access Vector: network
Access Complexity: low
Authentication: none
Confidentiality: none
Integrity: partial
Availability: partial

Description

AI Translation Available

A security vulnerability has been detected in Trusted Domain Project OpenDMARC up to 1.4.2. This impacts an unknown function of the file libopendmarc/opendmarc_policy.c of the component DMARC Parser. The manipulation of the argument pct leads to integer overflow. Remote exploitation of the attack is possible. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

190

Integer Overflow or Wraparound

Stable
Common Consequences
Security Scopes Affected:
Availability Integrity Confidentiality Access Control Other
Potential Impacts:
Dos: Crash, Exit, Or Restart Dos: Resource Consumption (Memory) Dos: Instability Modify Memory Execute Unauthorized Code Or Commands Bypass Protection Mechanism Alter Execution Logic Dos: Resource Consumption (Cpu)
Applicable Platforms
Languages: Not Language-Specific, C
View CWE Details
https://vuldb.com/cve/CVE-2026-101279
https://vuldb.com/submit/918280
https://vuldb.com/vuln/411036
https://vuldb.com/vuln/411036/cti
https://xuyongzhe-vt.github.io/share/dmarc-pct-integer-handling.html