Prisma Access Agent: Improper Certificate Validation on iOS
Priority LOW 27CWE-295Published · Updated
Key facts
- Attack vector
- Adjacent network
- Privileges required
- None
- User interaction
- Passive
- Attack complexity
- Low
- Attack requirements
- Present
- Impact type
- Spoofing
- Confidentiality · integrity · availability
- High · High · None
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-295.
Summary
An improper certificate validation vulnerability in the Prisma® Access Agent for iOS enables an attacker to perform a man-in-the-middle (MitM) attack to intercept VPN traffic. The Prisma Access Agent on Windows, macOS, Linux, Android and ChromeOS are not affected.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00201 10th percentileScored 2026-11-07
Fix Fixed Prisma Access Agent (Palo Alto Networks): 26.2.1, All
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Palo Alto Networks | Prisma Access Agent | before 26.2.1 | 26.2.1 | Patch available | CNA |
| Palo Alto Networks | Prisma Access Agent | — | All | Patch available | CNA |
- Prisma Access Agent VendorPalo Alto Networks Affected before 26.2.1 Fixed in 26.2.1 Patch available CNA
- Prisma Access Agent VendorPalo Alto Networks Affected — Fixed in All Patch available CNA
CPE configurations NVD · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:paloaltonetworks:prisma_access_agent:*:*:*:*:*:*:*:* | before 26.2.1 | Vulnerable | CyberArk Software, a Palo Alto Networks Company |
| cpe:2.3:o:apple:iphone_os:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Apple |
- cpe:2.3:a:paloaltonetworks:prisma_access_agent:*:*:*:*:*:*:*:* Versions before 26.2.1 Vulnerable ·CyberArk Software, a Palo Alto Networks Company
- cpe:2.3:o:apple:iphone_os:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Apple
Remediation
- Fix · CNA Prisma Access Agent (Palo Alto Networks) Fixed in 26.2.1
- Fix · CNA Prisma Access Agent (Palo Alto Networks) Fixed in All
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
Palo Alto Networks Prisma Access Agent 26.2.1
2 records Highest priority Priority LOW 2 LOW
Other records, highest priority first
- TI-2026-00217 Prisma Access Agent: Multiple DLP Policy Bypass Vulnerabilities on WindowsPriority LOW 27
Timeline
- 2026-10-02 Threatist record created from CVE-2026-0277
- 2026-10-03 Alias added: GHSA-pf7c-mm8v-94pp
References
More Palo Alto Networks vulnerabilities
- TI-2024-08782 Expedition: Unauthenticated OS Command Injection Vulnerability Leads to Firewall Credential Disclosure KEVCVSS 4.0CRITICAL 9.9
- TI-2024-03172 PAN-OS: Arbitrary File Creation Leads to OS Command Injection Vulnerability in GlobalProtect KEVCVSS 3.1CRITICAL 10.0
- TI-2020-01936 PAN-OS: Authentication Bypass in SAML Authentication KEVCVSS 3.1CRITICAL 10.0
- TI-2017-11675 Palo Alto Networks PAN-OS before 6.1.19, 7.0.x before 7.0.19, 7.1.x before 7.1.14, and… KEVCVSS 3.1CRITICAL 9.8
- TI-2026-00239 PAN-OS: Unauthenticated user initiated Buffer Overflow Vulnerability in User-ID™ Authentication Portal KEVCVSS 4.0CRITICAL 9.3
- TI-2024-08784 Expedition: SQL Injection Leads to Firewall Admin Credential Disclosure KEVCVSS 4.0CRITICAL 9.2
Sources
- CVE-2026-0277 · CVE Program
- CVE-2026-0277 · NVD
- FIRST EPSS
- GHSA-pf7c-mm8v-94pp · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences