Security briefing · Archive
Vulnerabilities & fixes · Archive
Browse collected headlines by topic and follow links to the original publishers.
Vulnerabilities & fixes
Dates are publishers’ publication dates, source update dates, or CISA catalog-added dates. First collected records when SecSIG first saw the entry.
U.S. CISA adds Arista VeloCloud Orchestrator flaw to its Known Exploited Vulnerabilities catalog ↗ (opens in a new tab)
CISA Flags Two Actively Exploited Critical Flaws in Collabora Online and Arista VeloCloud ↗ (opens in a new tab)
RHSA-2026:88835: Important: php:8.2 security update ↗ (opens in a new tab)
PHP shares mitigation for new RCE vulnerability with no patch ↗ (opens in a new tab)
Fortinet security advisory (AV26-1081) ↗ (opens in a new tab)
CC-4879 - Fortinet Releases Security Hardening Release for Multiple Products ↗ (opens in a new tab)
Vulnerabilità in prodotti ASUS ↗ (opens in a new tab)
Atlassian Patches 75 Flaws in Data Center and Server Products ↗ (opens in a new tab)
High Threat Security Alert (A26-10-45): Multiple Vulnerabilities in Fortinet Products ↗ (opens in a new tab)
expat: CVSS (Max): 8.2 ↗ (opens in a new tab)
DSA-6581-1 unbound - security update ↗ (opens in a new tab)
Multiples vulnérabilités dans les produits Tenable (23 octobre 2026) ↗ (opens in a new tab)
GitLab critical patches include one for a bug that allows code execution by unauthenticated users ↗ (opens in a new tab)
Multiple Cisco Products Snort 3 SMTP MIME Denial of Service Vulnerability ↗ (opens in a new tab)
What is PHP and how serious is the computer language flaw causing website shutdowns? ↗ (opens in a new tab)
Warning: Fortinet Releases Critical Security Hardening Updates for Multiple Products, Patch Immediately! ↗ (opens in a new tab)
NCSC-2026-0451 [1.00] [M/H] Kwetsbaarheden verholpen in Cisco Expressway Series ↗ (opens in a new tab)
USN-8952-1: Tornado vulnerabilities ↗ (opens in a new tab)
PEERSTITCH: Why Patching FortiManager In 2024 Wasn't Enough ↗ (opens in a new tab)
CVE-2026-91403: Critical Oracle Java SE and GraalVM Flaw Enables Remote Attacks ↗ (opens in a new tab)
Climate Change in PHP — update or cut off now! ↗ (opens in a new tab)
Mozilla Products Multiple Vulnerabilities ↗ (opens in a new tab)
Critical PHP Vulnerability (CVE-2026-109618, CVE-2026-109619) [infocon yellow], (Wed, Oct 21st) ↗ (opens in a new tab)
A Design Flaw in Share Links Exposes Users’ Personal Conversations With Meta’s Muse ↗ (opens in a new tab)
Critical Vulnerabilities in PHP Require Immediate Patching ↗ (opens in a new tab)
PHP2Shell (CVE-2026-109618 & CVE-2026-109619): Critical PHP RCE Flaws, Affected Versions, and How to Fix Them ↗ (opens in a new tab)
Critical PHP RCE CVE-2026-109618 and CVE-2026-109619: Patch Is Out, Update Now ↗ (opens in a new tab)
SVD-2026-1007: Security Vulnerabilities in Splunk Enterprise - October 2026 ↗ (opens in a new tab)
[0day-rubbish] ProSoft Technology RLX-IFH24E v2.2.44 unsigned firmware upgrade package to root command execution and full account-database overwrite (7.2) ↗ (opens in a new tab)
Swamped curl maintainers take low-level flaws public to survive vulnerability 'avalanche' ↗ (opens in a new tab)