PT-2026-7151 · Google · Captive Browser

Stebalien · Publicado 2026-02-09 · Atualizado 2026-02-09 · CVE-2026-25740

Positive Technologies (AI Summary)

CVSS v4.0

5.8

Média

Vetor base

AV:L/AC:L/AT:P/PR:L/UI:N/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Name of the Vulnerable Software and Affected Versions captive browser versions prior to 25.11

Description The captive browser, a dedicated Chrome instance used for logging into captive portals, contains a flaw. In versions 25.05 and earlier, enabling the programs.captive-browser feature allows any user on the system to execute arbitrary commands with the CAP NET RAW capability. This capability permits binding to privileged ports and spoofing localhost traffic from privileged services.

Recommendations Update to version 25.11 or later.

Exploit

Correção

Enumeração de Fraquezas

CWE-250

Identificadores relacionados

CVE-2026-25740

GHSA-WC3R-C66X-8XMC

Produtos afetados

Captive Browser

Referências · 8

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/25xxx/CVE-2026-25740.json · Exploit
• https://github.com/NixOS/nixpkgs/pull/487779 · Nota
• https://github.com/NixOS/nixpkgs/pull/487775 · Nota
• https://github.com/NixOS/nixpkgs/security/advisories/GHSA-wc3r-c66x-8xmc · Nota
• https://t.me/cveNotify/151483 · Publicação no Telegram
• https://osv.dev/vulnerability/CVE-2026-25740 · Aviso do Fabricante
• https://nvd.nist.gov/vuln/detail/CVE-2026-25740 · Nota de Segurança
• https://twitter.com/CVEnew/status/2020972051872289119 · Publicação no Twitter