---
title: "Security digests, September 2025"
url: https://erroneo.us/security/archive/2025-09/
description: "Every daily security digest from September 2025: 3 editorial briefs, 16 known exploited (CISA KEV) additions and 38 critical advisories, day by day, with…"
type: security-archive-month
section: "Security Digest"
date_modified: 2025-09-30
publisher: erroneo.us
author: erroneo.us Security Desk
license: All rights reserved. Quote with attribution and a link.
---

# Security digests, September 2025

- [September 30, 2025](https://erroneo.us/security/2025-09-30/index.md): 1 critical advisory
- [September 29, 2025](https://erroneo.us/security/2025-09-29/index.md): 5 known exploited (CISA KEV) additions and 1 critical advisory
- [September 26, 2025](https://erroneo.us/security/2025-09-26/index.md): 1 critical advisory
- [September 25, 2025](https://erroneo.us/security/2025-09-25/index.md): 1 editorial brief, 2 known exploited (CISA KEV) additions and 2 critical advisories
- [September 24, 2025](https://erroneo.us/security/2025-09-24/index.md): 2 critical advisories
- [September 23, 2025](https://erroneo.us/security/2025-09-23/index.md): 1 known exploited (CISA KEV) addition and 1 critical advisory
- [September 22, 2025](https://erroneo.us/security/2025-09-22/index.md): 1 critical advisory
- [September 18, 2025](https://erroneo.us/security/2025-09-18/index.md): 1 critical advisory
- [September 17, 2025](https://erroneo.us/security/2025-09-17/index.md): 1 critical advisory
- [September 16, 2025](https://erroneo.us/security/2025-09-16/index.md): 1 critical advisory
- [September 15, 2025](https://erroneo.us/security/2025-09-15/index.md): 1 editorial brief and 8 critical advisories
- [September 12, 2025](https://erroneo.us/security/2025-09-12/index.md): 1 critical advisory
- [September 11, 2025](https://erroneo.us/security/2025-09-11/index.md): 1 known exploited (CISA KEV) addition and 1 critical advisory
- [September 10, 2025](https://erroneo.us/security/2025-09-10/index.md): 5 critical advisories
- [September 9, 2025](https://erroneo.us/security/2025-09-09/index.md): 1 critical advisory
- [September 8, 2025](https://erroneo.us/security/2025-09-08/index.md): 1 editorial brief and 3 critical advisories
- [September 5, 2025](https://erroneo.us/security/2025-09-05/index.md): 1 critical advisory
- [September 4, 2025](https://erroneo.us/security/2025-09-04/index.md): 3 known exploited (CISA KEV) additions and 3 critical advisories
- [September 3, 2025](https://erroneo.us/security/2025-09-03/index.md): 2 known exploited (CISA KEV) additions and 3 critical advisories
- [September 2, 2025](https://erroneo.us/security/2025-09-02/index.md): 2 known exploited (CISA KEV) additions

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Source page: https://erroneo.us/security/archive/2025-09/ · Security Digest: https://erroneo.us/security/ · More: https://erroneo.us/llms.txt