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[20260809] - Core - Improper ACL checks when injection schema.org contact data
Joomla fixed CVE-2026-73372, an improper ACL check that leaks inaccessible contact items' data into schema.org snippets, affecting CMS 5.1.0-5.4.7 and 6.0.0-6.1.2.
Joomla security advisory 20260809 describes CVE-2026-73372, an incorrect access control issue when injecting schema.org contact data. Improper access checks inject contact information for inaccessible contact items into schema.org snippets, exposing restricted data. Affected versions are 5.1.0-5.4.7 and 6.0.0-6.1.2; fixes ship in 5.4.8 and 6.1.3. The issue was reported by Stefan Wendhausen on 2026-07-31.
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Microsoft September 2026 Patch Tuesday fixes 966 flaws, 2 zero-days
Microsoft's September 2026 Patch Tuesday fixes a record 966 flaws, including two Windows zero-days actively exploited to gain SYSTEM privileges.
Microsoft's September 2026 Patch Tuesday addresses a record 966 vulnerabilities, including 105 rated Critical, 81 of them remote code execution bugs. Two zero-days were actively exploited: a Windows Update Stack link-following flaw and a Windows ALPC heap-based buffer overflow, both allowing local elevation to SYSTEM privileges. The ALPC flaw was reported by Volexity and Proofpoint researchers, while the Update Stack flaw was credited to Romain Deperne and the Microsoft Threat Intelligence Centre. Microsoft shared no details on how the flaws were exploited in attacks.
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