Improper certificate validation vulnerabilities in Palo Alto Networks GlobalProtect™ app enable an unauthenticated attacker with man-in-the-middle… (CVE-2026-0296)
CVE-2026-0296 is an improper certificate validation vulnerability in the Palo Alto Networks GlobalProtect app that allows an unauthenticated attacker with man-in-the-middle capabilities to intercept and modify application communications. This vulnerability does not affect VPN tunnel traffic and does not impact the GlobalProtect app on iOS, Android, or Chrome OS.
AI Analysis
Technical Summary
The vulnerability CVE-2026-0296 in the Palo Alto Networks GlobalProtect app involves improper certificate validation. This flaw enables an unauthenticated attacker with man-in-the-middle (MitM) access to intercept and alter communications within the application. Importantly, the VPN tunnel traffic remains secure and unaffected by this issue. The vulnerability does not impact the GlobalProtect app versions on iOS, Android, or Chrome OS platforms.
Potential Impact
An attacker with MitM access can intercept and modify application communications due to improper certificate validation. However, the VPN tunnel traffic is not affected, limiting the scope of potential data exposure or manipulation. The vulnerability does not affect the GlobalProtect app on iOS, Android, or Chrome OS, reducing the affected user base.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no patch or official fix information is provided, users should monitor Palo Alto Networks advisories for updates. No generic mitigations are recommended beyond following vendor guidance.
Improper certificate validation vulnerabilities in Palo Alto Networks GlobalProtect™ app enable an unauthenticated attacker with man-in-the-middle… (CVE-2026-0296)
Description
CVE-2026-0296 is an improper certificate validation vulnerability in the Palo Alto Networks GlobalProtect app that allows an unauthenticated attacker with man-in-the-middle capabilities to intercept and modify application communications. This vulnerability does not affect VPN tunnel traffic and does not impact the GlobalProtect app on iOS, Android, or Chrome OS.
CVSS v3.1
Score 7.4high
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The vulnerability CVE-2026-0296 in the Palo Alto Networks GlobalProtect app involves improper certificate validation. This flaw enables an unauthenticated attacker with man-in-the-middle (MitM) access to intercept and alter communications within the application. Importantly, the VPN tunnel traffic remains secure and unaffected by this issue. The vulnerability does not impact the GlobalProtect app versions on iOS, Android, or Chrome OS platforms.
Potential Impact
An attacker with MitM access can intercept and modify application communications due to improper certificate validation. However, the VPN tunnel traffic is not affected, limiting the scope of potential data exposure or manipulation. The vulnerability does not affect the GlobalProtect app on iOS, Android, or Chrome OS, reducing the affected user base.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no patch or official fix information is provided, users should monitor Palo Alto Networks advisories for updates. No generic mitigations are recommended beyond following vendor guidance.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-grg9-vqcx-frvj
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-0296"]
- Database Specific Severity
- MODERATE
- Cvss Version
- 4.0
- State
- PUBLISHED
Threat ID: 6a7e0384bf8831d5398fac03
Added to database: 08/13/2026, 17:48:52 UTC
Last enriched: 09/10/2026, 22:43:01 UTC
Last updated: 09/28/2026, 13:47:42 UTC
Views: 63
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