CVE-2026-43863
mutt: mutt before 2.3.2 has an infinite loop in data_object_to_stream in crypt-gpgme.c.
CVE-2026-43863 is fixed in mutt on 1 platform, first by DEBIAN-CVE-2026-43863, released May 4, 2026. It is not reported as exploited. Patch Radar priority: Routine.
Routine
CVSS
3.7
low
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0020
10th percentile
mutt before 2.3.2 has an infinite loop in data_object_to_stream in crypt-gpgme.c.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| mutt · Debian 13.5 (trixie) | 2.2.13-1+deb13u1 | DEBIAN-CVE-2026-43863 | May 4, 2026 |
| mutt · Debian 14 | 2.3.2-1 | DEBIAN-CVE-2026-43863 | May 4, 2026 |
| mutt · opensuse-leap 16.0 | 2.2.16-160000.2.1 | OPENSUSE-SU-2026:21016-1 | Jun 22, 2026 |
| mutt · sles 16.0 | 2.2.16-160000.2.1 | SUSE-SU-2026:22340-1 | Jun 22, 2026 |
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