Medium severity · published May 13, 2026
CVE-2026-0248
Prisma Access Agent: Improper Certificate Validation Vulnerability
5.9
CVSS
0.2%
EPSS
No
On KEV
Description
An improper certificate validation vulnerability in the Prisma Access Agent® for Android and Chrome OS enables an attacker to perform a man-in-the-middle (MitM) attack to intercept VPN traffic. By presenting a certificate for any domain issued by a trusted Certificate Authority, the attacker can capture sensitive device information.
The Prisma Access Agent on macOS, Windows, Linux and iOS are not affected.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 8% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PA
Prisma Access Agent · Palo Alto Networks
before 26.2.1 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-0248
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-0248
Vendor Advisory
https://security.paloaltonetworks.com/CVE-2026-0248
More from Prisma Access Agent
7.8
CVE-2026-0294
Prisma Access Agent: Local Privilege Escalation
7.8
CVE-2026-0278
Prisma Access Agent: Multiple DLP Policy Bypass Vulnerabilities on Windows
7.8
CVE-2026-0271
Prisma Access Agent: Local Privilege Escalation by Authorized Users
7.8
CVE-2026-0246
Prisma Access Agent: Local Privilege Escalation Vulnerability
7.8
CVE-2026-0247
Prisma Access Agent Endpoint DLP: Authorization Bypass Vulnerabilities