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6.8 Medium

CVE-2021-3046 An improper authentication vulnerability exists in Palo Alto Networks PAN-OS software that enables a SAML…

Description

An improper authentication vulnerability exists in Palo Alto Networks PAN-OS software that enables a SAML authenticated attacker to impersonate any other user in the GlobalProtect Portal and GlobalProtect Gateway when they are configured to use SAML authentication. This issue impacts: PAN-OS 8.1 versions earlier than PAN-OS 8.1.19; PAN-OS 9.0 versions earlier than PAN-OS 9.0.14; PAN-OS 9.1 versions earlier than PAN-OS 9.1.9; PAN-OS 10.0 versions earlier than PAN-OS 10.0.5. PAN-OS 10.1 versions are not impacted.

Affected products and versions

Product Affected versions Fixed in
PAN-OS 10.0 10.0 → < 10.0.5 10.0.5
PAN-OS 9.1 9.1 → < 9.1.9 9.1.9
PAN-OS 9.0 9.0 → < 9.0.14 9.0.14
PAN-OS 8.1 8.1 → < 8.1.19 8.1.19

Other CVEs of PAN-OS

The 197 CVEs of PAN-OS →
CVE-2026-0316 A stored cross-site scripting (XSS) vulnerability in Palo Alto Networks PAN-OS® software enables a malicious… 1.1 Low CVE-2026-0317 A denial of service vulnerability in Palo Alto Networks PAN-OS software enables an authenticated user with a read-only… 1.2 Low CVE-2026-0318 A stack-based buffer overflow vulnerability in the log processing functionality of Palo Alto Networks PAN-OS® software… 4.6 Medium CVE-2026-0319 An improper input handling vulnerability in the GlobalProtect™ gateway of Palo Alto Networks PAN-OS software enables… 4.9 Medium
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