Privilege escalation
Also called: Elevation of privilege · privilege elevation
Gaining higher permissions than an attacker started with, for example going from a normal user to local administrator, root or domain admin, usually through a vulnerability, a misconfiguration or exposed admin credentials. Privilege escalation bugs are often chained after initial access, so do not deprioritize them just because they cannot be triggered remotely, and keep everyday work off administrator accounts.
Further reading: attack.mitre.org
Advisories that mention this term
Check Point Gaia privilege-escalation flaw CVE-2026-123039 chained with PHP2Shell in attacks to gain gateway root
Check Point says attacks exploiting PHP2Shell also used local privilege escalation flaw CVE-2026-123039 in the Gaia OS Dynamic CLI service (CVSS 7.
Two unauthenticated privilege-escalation flaws in Zoom Workplace for Windows, the worst rated CVSS 9.6; fixed versions available
Zoom published two security bulletins on November 10, 2026, saying improper input validation flaw CVE-2026-108186 in Zoom Workplace for Windows may let an unauthenticated user escalate privileges via network access, rated Critical with CVSS 9.
NVIDIA NeMo Agent Toolkit Patched for Vulnerabilities Reaching CVSS 10.0
According to Security NEXT, NVIDIA disclosed two vulnerabilities in the NeMo Agent Toolkit on October 27, 2026, and released fixed versions .
CISA Adds Microsoft Windows Vulnerability CVE-2025-60710 to Known Exploited Vulnerabilities Catalog
On 2026-04-13, CISA added CVE-2025-60710 (Microsoft Windows) to its Known Exploited Vulnerabilities (KEV) catalog .
CISA Adds SonicWall SMA1000 appliance Vulnerability CVE-2025-40602 to Known Exploited Vulnerabilities Catalog
On 2025-12-17, CISA added CVE-2025-40602 (SonicWall SMA1000 appliance) to its Known Exploited Vulnerabilities (KEV) catalog .