CVE-2021-3052

8.0 HIGH

A reflected cross-site scripting (XSS) vulnerability in the Palo Alto Network PAN-OS web interface enables an authenticated network-based...

Published: 2021-09-08 · Last updated: 2026-06-17

Severity and scoring

CVSS: 8.0 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
CWE: CWE-79

Affected products

Vendor	Product
paloaltonetworks	pan-os

Description

A reflected cross-site scripting (XSS) vulnerability in the Palo Alto Network PAN-OS web interface enables an authenticated network-based attacker to mislead another authenticated PAN-OS administrator to click on a specially crafted link that performs arbitrary actions in the PAN-OS web interface as the targeted authenticated administrator. This issue impacts: PAN-OS 8.1 versions earlier than 8.1.20; PAN-OS 9.0 versions earlier than 9.0.14; PAN-OS 9.1 versions earlier than 9.1.10; PAN-OS 10.0 versions earlier than 10.0.2. This issue does not affect Prisma Access.

Source: NVD

References

[NVD]https://nvd.nist.gov/vuln/detail/CVE-2021-3052
[Vendor advisory]https://security.paloaltonetworks.com/CVE-2021-3052
[Vendor advisory]https://security.paloaltonetworks.com/CVE-2021-3052

Related CVEs

Same vendor

CVE-2026-0257 — Authentication bypass vulnerabilities in the GlobalProtect portal and gateway of Palo Alto Networks PAN-OS® software allows the attacker ... (9.1 CRITICAL)
CVE-2025-0130 — A missing exception check in Palo Alto Networks PAN-OS® software with the web proxy feature enabled allows an unauthenticated attacker to... (7.5 HIGH)
CVE-2021-3057 — A stack-based buffer overflow vulnerability exists in the Palo Alto Networks GlobalProtect app that enables a man-in-the-middle attacker ... (8.1 HIGH)
CVE-2021-3055 — An improper restriction of XML external entity (XXE) reference vulnerability in the Palo Alto Networks PAN-OS web interface enables an au... (6.5 MEDIUM)
CVE-2021-3054 — A time-of-check to time-of-use (TOCTOU) race condition vulnerability in the Palo Alto Networks PAN-OS web interface enables an authentica... (7.2 HIGH)

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