CVE-2026-0288
An attacker can exploit multiple vulnerabilities in Palo Alto Networks PAN-OS to perform a Cross-Site Scripting attack, execute arbitrary code, bypass security measures, manipulate data, disclose confidential information, or trigger a Denial-of-Service condition.
CSIRTS triage
- What
- Multiple vulnerabilities can be exploited to perform Cross-Site Scripting, execute arbitrary code, and cause Denial-of-Service conditions.
- Who is affected
- Users of Palo Alto Networks PAN-OS are affected.
- Urgency
- Remediation is urgent due to the high severity and potential for exploitation.
- Action
- Update to the latest version of PAN-OS.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Low exploitation risk0.96% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 58% of all EPSS-scored CVEs.
Advisory coverage (6)
- unknownNCSC-2026-0227 [1.00] [M/H] Vulnerabilities fixed in Palo Alto Networks PAN-OSncsc-nl · 2026-07-13
- high[NEW] [high] Palo Alto Networks PAN-OS: Multiple vulnerabilitiescert-bund · 2026-07-10
- unknownPalo Alto Products Multiple Vulnerabilitieshkcert · 2026-07-09
- highCVE-2026-0288: Multiple buffer overflow vulnerabilities in the User-ID Terminal Server Agent (TSA) component o…nvd · 2026-07-08
- unknownPalo Alto Networks security advisory (AV26-674)cccs · 2026-07-08
- highCVE-2026-0288 PAN-OS: Buffer Overflow Vulnerabilities in User-ID Terminal Server Agent (Severity: HIGH)paloalto · 2026-07-08
External references
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