CVE-2026-107570
LOWDescription
heap OOB write in convert_file_from_to() via a crafted Content-Type header allows attacker to OOB write when email is used as a template.
How to fix
TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works
Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.
CVSS v3 Vector
Exploitability
Impact
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N
Exploit Intelligence
Low risk: more likely to be exploited than 4% of all known CVEs.
References
Related Vulnerabilities
Other CWE-823 vulnerabilities, ordered by exploit likelihood. View all
| CVE | Severity | CVSS | EPSS | Exploited | Fix |
|---|---|---|---|---|---|
| CVE-2016-2161 | High | 7.5 | 21% | - | Fix |
| CVE-2020-6112 | High | 7.8 | 17% | - | - |
| CVE-2020-27009 | High | 8.1 | 7.2% | - | Fix |
| CVE-2020-13573 | High | 7.5 | 4.1% | - | - |
| CVE-2023-46724 | High | 8.6 | 4.0% | - | Fix |
| CVE-2022-0685 | High | 7.8 | 1.7% | - | Fix |
Common questions
How do I fix CVE-2026-107570?
Upgrade mutt on debian 13 to 2.2.13-1+deb13u2 or later.
Is CVE-2026-107570 being actively exploited?
Not that we know of. CVE-2026-107570 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 0.15% is the estimated probability that it will be exploited in the next 30 days. That is higher than 4% of all scored CVEs.
How severe is CVE-2026-107570?
CVE-2026-107570 has a CVSS v3 base score of 2.5, rated low. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.
What does CVE-2026-107570 affect?
Published advisories record a fix for mutt (Debian). Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.
Embed a live status badge for CVE-2026-107570
Markdown
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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-10-10.