CVE-2026-25742

Katalog CVE

CVSS 5.3 · Medium EPSS 0,45%

Kerentanan Missing Authorization pada zulip. Skor CVSS 3.1 5.3 (Medium) menurut github.com.

Deskripsi (NVD)

Zulip is an open-source team collaboration tool. Prior to version 11.6, Zulip is an open-source team collaboration tool. From version 1.4.0 to before version 11.6, even after spectator access (enable_spectator_access / WEB_PUBLIC_STREAMS_ENABLED) is disabled, attachments originating from web-public streams can still be retrieved anonymously. As a result, file contents remain accessible even after public access is intended to be disabled. Similarly, even after spectator access is disabled, the /users/me/<stream_id>/topics endpoint remains reachable anonymously, allowing retrieval of topic history for web-public streams. This issue has been patched in version 11.6. This issue has been patched in version 11.6.

Rincian

Terbit di NVD

3 April 2026

Terakhir diubah

24 Juli 2026

Status NVD

Analyzed

CVSS 3.1

5.3 (Medium), sumber github.com
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-862: Missing Authorization

EPSS (30 hari)

0,45% peluang dieksploitasi; lebih tinggi dari 37,0% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://github.com/zulip/zulip/security/advisories/GHSA-f47p-xjqq-g28w exploit · advisory vendor
• https://github.com/zulip/zulip/commit/3c045414299680b9f5dca7d76cf6cef6121c0236 patch
• https://github.com/zulip/zulip/commit/41e23347b5218b3b0397a55176c7d97396735bae patch
• https://github.com/zulip/zulip/releases/tag/11.6 release notes