CVE-2026-39984: Sigstore Timestamp Authority (exact versions not specified)

CVE-2026-39984. EPSS 0.00109 (percentile 0.01164), scored 24-Oct-2026. Fixed version: 9583b6186084a309cb6ccaf4323a29781901e962.

Affected technology

Sigstore Timestamp Authority · Exact affected versions not specified by the source
Vendor not specified by the source

Component: Not specified by the source

Attack conditions (OSV, CVSS 3.1): Local · No privileges required · User interaction required

What an attacker can do

OSV’s CVSS 3.1 assessment rates confidentiality and availability impact as none; integrity impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.

Published 25-Oct-2026 10:22 UTC

CCR priority: 0.0 /100 (P5)
CVSS 3.1: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N · OSV.dev
EPSS: 0.00109 · percentile 0.01164 · 2026-10-24
KEV: no

Provenance

OSV.dev · Source record · observed 2026-10-25 01:59:11.642217+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-39984.html