CVE-2026-25961

SumatraPDF is a multi-format reader for Windows. In 3.5.0 through 3.5.2, SumatraPDF's update mechanism disables TLS hostname verification INTERNETFLAGIGNORECERTCNINVALID and executes installers without signature checks. A network attacker with any valid TLS certificate e.g., Let's Encrypt can...

OESA-2025-1487 firefox security update

Mozilla Firefox is an open-source web browser, designed for standards compliance, performance and portability. Security Fixes: Thunderbird's update mechanism allowed a medium-integrity user process to interfere with the SYSTEM-level updater by manipulating the file-locking behavior. By injecting...

PT-2025-19288 · Оао 'Инфотекс' · Vipnet Client

Уязвимость механизма обновления программно-аппаратного комплекса защиты информации ViPNet Client 4 связана с недостаточным количеством проверок легитимности конверта обновления, распространяемого по транспортному протоколу mftp. Эксплуатация уязвимости возможна только для внутреннего нарушителя,...

CVE-2025-1001

Medixant RadiAnt DICOM Viewer is vulnerable due to failure of the update mechanism to verify the update server's certificate which could allow an attacker to alter network traffic and carry out a machine-in-the-middle attack MITM. An attacker could modify the server's response and deliver a...

Vulnerability fixed in Rancher

A vulnerability has been fixed in Rancher. The vulnerability is located in the update mechanism. Systems that used the internal update mechanism used to upgrade from versions 2.6.x and 2.7.x upgrade to 2.7.2 are vulnerable. Systems initially installed on version 2.7.2 are not vulnerable. Due to a...