DEBIAN-CVE-2026-49478: golang-github-sigstore-fulcio security update

DEBIAN-CVE-2026-49478, released July 27, 2026, fixes 1 CVE in golang-github-sigstore-fulcio (version 1.8.7-1). None of them is reported as exploited. Patch Radar priority: High.

High

CVEs closed

None rated Critical

Exploited

None reported

Highest CVSS

8.7

Base score, 0 to 10

Highest EPSS

0.0028

20th percentile

Fixed package versions

Product	Release	Fixed in
golang-github-sigstore-fulcio	Debian 14	1.8.7-1

CVEs this fix closes

Priority	CVE	Title	CVSS	EPSS	Exploitation
High	CVE-2026-49478	golang-github-sigstore-fulcio: Fulcio is a certificate authority for issuing code signing certificates for an OpenID Connect (OIDC) identity	8.7	0.0028	None reported

Also fixes CVE-2026-49478

OPENSUSE-SU-2026:21483-1
govulncheck-vulndb on opensuse-leap 16.0
ALAS2023-2026-2023
runfinch-finch on amzn 2023

Vendor advisory

https://security-tracker.debian.org/tracker/CVE-2026-49478

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