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CVE-2026-92707: MessagePack < 2.5.303, >= 3.0.0, < 3.1.9
CVE-2026-92707 affects MessagePack. CVSS 3.1 base score 5.3 (GitHub Advisory Database). Affected range: < 2.5.303. Fixed version: 2.5.303. Affected range: >= 3.0.0, < 3.1.9. Fixed version: 3.1.9.
Affected technology
MessagePack · < 2.5.303
Vendor not specified by the source
MessagePack · >= 3.0.0, < 3.1.9
Vendor not specified by the source
Component: Not specified by the source
Attack conditions (GitHub Advisory Database, CVSS 3.1): Network (remote) · No privileges required · No user interaction required
What an attacker can do
The source reports that an attacker could disrupt service under the conditions described by the source. GitHub Advisory Database’s CVSS 3.1 assessment rates confidentiality and integrity impact as none; availability impact as low.
- Product
- MessagePack
- CCR priority
- 21.2 /100 (P4)
- CVSS 3.1
- 5.3 /10 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L · GitHub Advisory Database
- KEV
- no
Provenance
- GitHub Advisory Database · Source record · observed 2026-10-15 18:59:14.583303+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2026-92707.html