---
title: "Security digests, January 2026"
url: https://erroneo.us/security/archive/2026-01/
description: "Every daily security digest from January 2026: 6 editorial briefs, 17 known exploited (CISA KEV) additions and 50 critical advisories, day by day, with…"
type: security-archive-month
section: "Security Digest"
date_modified: 2026-01-31
publisher: erroneo.us
author: erroneo.us Security Desk
license: All rights reserved. Quote with attribution and a link.
---

# Security digests, January 2026

- [January 31, 2026](https://erroneo.us/security/2026-01-31/index.md): 1 editorial brief
- [January 30, 2026](https://erroneo.us/security/2026-01-30/index.md): 2 critical advisories
- [January 29, 2026](https://erroneo.us/security/2026-01-29/index.md): 1 editorial brief, 1 known exploited (CISA KEV) addition and 3 critical advisories
- [January 28, 2026](https://erroneo.us/security/2026-01-28/index.md): 2 critical advisories
- [January 27, 2026](https://erroneo.us/security/2026-01-27/index.md): 1 editorial brief, 1 known exploited (CISA KEV) addition and 3 critical advisories
- [January 26, 2026](https://erroneo.us/security/2026-01-26/index.md): 5 known exploited (CISA KEV) additions and 4 critical advisories
- [January 23, 2026](https://erroneo.us/security/2026-01-23/index.md): 1 known exploited (CISA KEV) addition and 1 critical advisory
- [January 22, 2026](https://erroneo.us/security/2026-01-22/index.md): 4 known exploited (CISA KEV) additions
- [January 21, 2026](https://erroneo.us/security/2026-01-21/index.md): 1 known exploited (CISA KEV) addition and 2 critical advisories
- [January 20, 2026](https://erroneo.us/security/2026-01-20/index.md): 1 editorial brief and 6 critical advisories
- [January 16, 2026](https://erroneo.us/security/2026-01-16/index.md): 4 critical advisories
- [January 15, 2026](https://erroneo.us/security/2026-01-15/index.md): 1 critical advisory
- [January 14, 2026](https://erroneo.us/security/2026-01-14/index.md): 1 critical advisory
- [January 13, 2026](https://erroneo.us/security/2026-01-13/index.md): 1 editorial brief, 1 known exploited (CISA KEV) addition and 4 critical advisories
- [January 12, 2026](https://erroneo.us/security/2026-01-12/index.md): 1 known exploited (CISA KEV) addition
- [January 9, 2026](https://erroneo.us/security/2026-01-09/index.md): 4 critical advisories
- [January 8, 2026](https://erroneo.us/security/2026-01-08/index.md): 1 critical advisory
- [January 7, 2026](https://erroneo.us/security/2026-01-07/index.md): 1 editorial brief, 2 known exploited (CISA KEV) additions and 5 critical advisories
- [January 6, 2026](https://erroneo.us/security/2026-01-06/index.md): 2 critical advisories
- [January 5, 2026](https://erroneo.us/security/2026-01-05/index.md): 2 critical advisories
- [January 2, 2026](https://erroneo.us/security/2026-01-02/index.md): 3 critical advisories

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Source page: https://erroneo.us/security/archive/2026-01/ · Security Digest: https://erroneo.us/security/ · More: https://erroneo.us/llms.txt