---
cve: "CVE-2026-101277"
severity: "MEDIUM"
cvss: 6.9
epss: "0.2%"
vendor: "Trusted Domain Project"
kev: false
exploited: false
published: "2026-09-29 00:17:03"
tags: [cve, security, medium]
source: tsecurity.de CVE-Dossier
exported: "2026-10-02T04:17:50+02:00"
---

# CVE-2026-101277

> 6.9 MEDIUM

## Beschreibung

A security flaw has been discovered in Trusted Domain Project OpenDKIM up to 2.11.0. The impacted element is the function dkim_process_set of the file dkim.c of the component Tag Tokenizer. Performing a manipulation results in use of less trusted source. The attack may be initiated remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

## CNA-Record (Kanon, cvelistV5)

- CNA: **VulDB**
- State: PUBLISHED
- Stand: 2026-09-29 17:34:55
- CNA-CVSS: **6.9** (`CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:P`)

## CISA-Anreicherung (vulnrichment/ADP)

- CISA-SSVC (Coordinator, v2.0.3):
  - Exploitation: **poc**
  - Automatable: **yes**
  - Technical Impact: **partial**

## CVSS-Vektor

```
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
```

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Netzwerk | bad |
| AC Komplexität | Gering | bad |
| PR Privilegien | Keine | bad |
| UI Interaktion | Keine | bad |

## Referenzen

- <https://vuldb.com/vuln/411034>
- <https://vuldb.com/vuln/411034/cti>
- <https://vuldb.com/cve/CVE-2026-101277>
- <https://vuldb.com/submit/918270>
- <https://xuyongzhe-vt.github.io/share/opendkim-tag-parser-desync.html>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-101277) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI WID (CSAF)_