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CVE-2026-48501

Опубликовано: 29 мая 2026
Источник: ubuntu
Приоритет: medium
EPSS Низкий
CVSS3: 7.4

Описание

GitHub CLI (gh) is GitHub’s official command line tool. Prior to 2.93.0, GitHub CLI incorrectly includes authorization header in API requests to TUF repository mirrors via gh attestation, gh release verify, and gh release verify-asset commands. The CLI uses a shared HTTP client with an authentication layer that automatically attaches tokens to outgoing requests. This layer lacks accurate host detection and can incorrectly attribute the target host, providing it with a token it should never receive. Specifically, the host normalization logic collapses any *.github.com subdomain to github.com, so a request to tuf-repo.github.com (a GitHub Pages site, not a GitHub API endpoint) is treated as a request to github.com and receives the user's github.com token. For hosts that don't match github.com or a known GHES instance at all, the resolver falls back to GH_ENTERPRISE_TOKEN if set. The gh attestation, gh release verify and gh release verify-asset commands fetch data from several extern...

РелизСтатусПримечание
devel

not-affected

code not present
esm-apps/noble

not-affected

code not present
esm-apps/resolute

not-affected

code not present
jammy

DNE

noble

not-affected

code not present
questing

not-affected

code not present
resolute

not-affected

code not present
upstream

not-affected

2.93.0

Показывать по

РелизСтатусПримечание
devel

not-affected

code not present
esm-apps/noble

not-affected

code not present
esm-apps/resolute

not-affected

code not present
jammy

DNE

noble

not-affected

code not present
questing

not-affected

code not present
resolute

not-affected

code not present
upstream

not-affected

2.93.0

Показывать по

EPSS

Процентиль: 21%
0.00289
Низкий

7.4 High

CVSS3

Связанные уязвимости

CVSS3: 6.8
redhat
2 месяца назад

GitHub CLI (gh) is GitHub’s official command line tool. Prior to 2.93.0, GitHub CLI incorrectly includes authorization header in API requests to TUF repository mirrors via gh attestation, gh release verify, and gh release verify-asset commands. The CLI uses a shared HTTP client with an authentication layer that automatically attaches tokens to outgoing requests. This layer lacks accurate host detection and can incorrectly attribute the target host, providing it with a token it should never receive. Specifically, the host normalization logic collapses any *.github.com subdomain to github.com, so a request to tuf-repo.github.com (a GitHub Pages site, not a GitHub API endpoint) is treated as a request to github.com and receives the user's github.com token. For hosts that don't match github.com or a known GHES instance at all, the resolver falls back to GH_ENTERPRISE_TOKEN if set. The gh attestation, gh release verify and gh release verify-asset commands fetch data from several extern...

CVSS3: 7.4
nvd
2 месяца назад

GitHub CLI (gh) is GitHub’s official command line tool. Prior to 2.93.0, GitHub CLI incorrectly includes authorization header in API requests to TUF repository mirrors via gh attestation, gh release verify, and gh release verify-asset commands. The CLI uses a shared HTTP client with an authentication layer that automatically attaches tokens to outgoing requests. This layer lacks accurate host detection and can incorrectly attribute the target host, providing it with a token it should never receive. Specifically, the host normalization logic collapses any *.github.com subdomain to github.com, so a request to tuf-repo.github.com (a GitHub Pages site, not a GitHub API endpoint) is treated as a request to github.com and receives the user's github.com token. For hosts that don't match github.com or a known GHES instance at all, the resolver falls back to GH_ENTERPRISE_TOKEN if set. The gh attestation, gh release verify and gh release verify-asset commands fetch data from several external

CVSS3: 7.4
debian
2 месяца назад

GitHub CLI (gh) is GitHub\u2019s official command line tool. Prior to ...

CVSS3: 7.4
github
2 месяца назад

GitHub CLI has an incorrect authorization header in API requests to TUF repository mirrors via `gh attestation`, `gh release verify`, and `gh release verify-asset` commands

EPSS

Процентиль: 21%
0.00289
Низкий

7.4 High

CVSS3