Prisma Access Browser: Inappropriate control behavior in Prisma Access Browser

published 2025-04-11 18 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-10831

cvss: 9.3; version 4.0, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.2%; EPSS 0.2% chance of exploitation in 30 days, percentile 8%
public exploits: 0; none known

An improper exception check in Palo Alto Networks Prisma Access Browser allows a low privileged user to prevent Prisma Access Browser from applying it's Policy Rules. This enables the user to use Prisma Access Browser without any restrictions.

Patch / fix

fixed in 1

Palo Alto Networks Prisma Access Browser 132.83.3017.1

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: total
Assessed: 18 mo ago (2025-04-14)

Exploit prediction

0.19% chance of exploitation in the next 30 days, higher than 8% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	4.0	9.3	CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N/AU:N/R:U/V:D/RE:L/U:Amber
CNA	4.0	9.3	CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N/E:X/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:N/R:U/V:D/RE:L/U:Amber

Affected products

Palo Alto Networks Prisma Access Browser

Classification

Weakness

CWE-754 Improper Check for Unusual or Exceptional Conditions
CWE-306 Missing Authentication for Critical Functionality

References

security.paloaltonetworks.com /PAN-SA-2025-0008
vendor-advisory

Sources

CVE List CVE-2025-0129
NVD CVE-2025-0129

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Summary