Microsoft SharePoint contains a code injection vulnerability which could allow an authorized attacker to execute code over a network.
Source: CISA Known Exploited Vulnerabilities Catalog — https://nvd.nist.gov/vuln/detail/CVE-2026-65660
(No further detail was provided by the source for this advisory - see the link below for the full notice.)
Source: PHP.net — https://www.php.net/index.php#2026-09-24-2