CVE-2026-0248
Prisma Access Agent: Improper Certificate Validation Vulnerability
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.
INFO
Published Date :
May 13, 2026, 7:16 p.m.
Last Modified :
July 14, 2026, 4:40 p.m.
Remotely Exploit :
No
Source :
[email protected]
Affected Products
The following products are affected by CVE-2026-0248
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | |||||
| CVSS 3.1 | MEDIUM | [email protected] | ||||
| CVSS 4.0 | MEDIUM | d6c1279f-00f6-4ef7-9217-f89ffe703ec0 | ||||
| CVSS 4.0 | MEDIUM | [email protected] |
Solution
- Update Prisma Access Agent on Android devices.
- Update Prisma Access Agent on Chrome OS devices.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-0248.
| URL | Resource |
|---|---|
| https://security.paloaltonetworks.com/CVE-2026-0248 | Vendor Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-0248 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-0248
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-0248 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-0248 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
Initial Analysis by [email protected]
Jul. 14, 2026
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N Added CPE Configuration AND OR *cpe:2.3:a:paloaltonetworks:prisma_access_agent:*:*:*:*:*:*:*:* versions up to (excluding) 26.2.1 OR cpe:2.3:o:google:chrome_os:-:*:*:*:*:*:*:* cpe:2.3:o:google:android:-:*:*:*:*:*:*:* Added Reference Type Palo Alto Networks, Inc.: https://security.paloaltonetworks.com/CVE-2026-0248 Types: Vendor Advisory -
CVE Modified by [email protected]
Jun. 17, 2026
Action Type Old Value New Value Added Affected [{'vendor': 'Palo Alto Networks', 'product': 'Prisma Access Agent', 'versions': [{'status': 'affected', 'changes': [{'at': '26.2.1', 'status': 'unaffected'}], 'version': '0', 'lessThan': '26.2.1', 'versionType': 'custom'}], 'platforms': ['Android', 'Chrome OS'], 'defaultStatus': 'unaffected'}, {'vendor': 'Palo Alto Networks', 'product': 'Prisma Access Agent', 'versions': [{'status': 'unaffected', 'version': 'All', 'versionType': 'custom'}], 'platforms': ['iOS', 'Linux', 'macOS', 'Windows'], 'defaultStatus': 'unaffected'}] -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Jun. 17, 2026
Action Type Old Value New Value Added SSVC {'id': 'CVE-2026-0248', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'none'}, {'automatable': 'no'}, {'technicalImpact': 'total'}], 'version': '2.0.3', 'timestamp': '2026-05-13T19:17:42.438347Z'} -
New CVE Received by [email protected]
May. 13, 2026
Action Type Old Value New Value Added 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. Added CVSS V4.0 AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:L/SI:L/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:Y/R:A/V:D/RE:M/U:Amber Added CWE CWE-295 Added Reference https://security.paloaltonetworks.com/CVE-2026-0248