Critical Vulnerabilities in Linux Distros: CVE-2026-50193 and CVE-2026-77117

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Critical Vulnerabilities in Linux Distros: CVE-2026-50193 and CVE-2026-77117

First seen 27 Sep 2026, 17:21 UTC • •67.5

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ThreatCluster •September 27, 2026 at 19:57 UTC

•CVE-2026-50193 has been escalated to High severity with confirmed exploits available.
•CVE-2026-77117 is rated Medium severity and affects multiple Linux distributions.
•Security professionals should prioritize patching and monitoring for both vulnerabilities.

Two significant vulnerabilities have been identified in Linux distributions, CVE-2026-50193 and CVE-2026-77117. CVE-2026-50193, published on June 23, 2026, has been escalated from Medium to High severity, with confirmed exploits available. CVE-2026-77117, published on September 15, 2026, has a CVSSv3 score of 5.9 and is currently rated Medium severity. Both vulnerabilities affect various Linux distributions, posing risks of unauthorized access and potential data loss. Security professionals are urged to apply patches and monitor for exploitation attempts. The situation is evolving, with active exploitation confirmed for CVE-2026-50193. Immediate action is recommended to mitigate potential threats.

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Timeline

2026-06-23

CVE-2026-50193 published

A vulnerability in Linux distros was disclosed, initially rated Medium severity.

2026-09-15

CVE-2026-77117 published

A new vulnerability affecting Linux distributions was disclosed with a CVSSv3 score of 5.9.

2026-09-26

Severity increased for CVE-2026-50193

The severity of CVE-2026-50193 was raised from Medium to High due to exploit availability.

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Threat Graph

3 entities, 2 inferred relationships (STIX 2.1).

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Vulnerability (2)

CVE-2026-50193
CVE-2026-77117

Affected Platform (1)

Linux

Relationships

CVE-2026-50193 targets Linux
CVE-2026-77117 targets Linux

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Critical Zero-Day Exploits Target F5 and Check Point Products F5 Networks released emergency hotfixes for a critical zero-day vulnerability, CVE-2026-94127, in its BIG-IP Access Policy Manager on September 22, 2026, after confirming active exploitation. This flaw allows unauthenticated remote code execution (RCE) and has a CVSS score of 9.8. Concurrently, Check Point disclosed…

Critical Zero-Day Vulnerability in F5 BIG-IP APM Exploited for Remote Code Execution F5 Networks has reported a critical vulnerability in its BIG-IP Access Policy Manager (APM), tracked as CVE-2026-94127, which is being actively exploited in the wild. The flaw allows unauthenticated attackers to execute remote code on systems configured with both an APM access policy and an OAuth profile. This…