CVE-2026-65421
Medium · 6.5CVSS
6.5
EPSS
0.3%
Published
Jul 30, 2026
CISA due date
—
The record
The MMS BER decoder contains a flaw in decoding fixed-width BER fields (boolean/integer): an attacker-supplied length value is not validated, causing a read past the end of a heap buffer. This leads to termination of the MMS service process and a denial-of-service condition.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
|---|
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