CVE-2026-20833

CVE

Threat entity extracted from intelligence sources

Frequency

occurrences

First Seen

January 13, 2026

Last Seen

January 19, 2026

API

Exploited in Wild

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Ransomware Use

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Public Exploits

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Attack Vector

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Vulnerability Overview

Exploitation Activity

Exploitation Intelligence

January 2026 Security Updates: Adobe and Microsoft Patches Released22.3

In January 2026, Adobe released 11 security patches addressing vulnerabilities in its software. Microsoft also issued updates during the same Patch Tuesday. Users of Adobe products and Microsoft software are advised to apply these updates promptly to mitigate potential risks.

Microsoft Initiates Removal of Insecure RC4 Encryption in Windows Update21.4

Microsoft's January Patchday updates address a security vulnerability in Kerberos authentication and mark the beginning of the phase-out of the insecure RC4 encryption method. The patch aims to enhance the security of Kerberos by mitigating potential information leaks associated with RC4. Users of W...