CVE-2026-0516

Published Aug 5, 2026 CVSS 3.1 · 6.5 Medium EPSS < 1% KEV · Not listed
Description
A improper neutralization of HTTP Headers for Scripting Syntax vulnerability in SonicOS could allow a remote attacker to manipulate the Host header and redirect firewall management users to arbitrary web domains.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Title Improper HTTP Header Handling Enables Arbitrary Redirection
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Title Improper HTTP Header Handling Enables Arbitrary Redirection
First Time appeared Sonicwall
Sonicwall sonicos
Vendors & Products Sonicwall
Sonicwall sonicos
Type Values Removed Values Added
Description A improper neutralization of HTTP Headers for Scripting Syntax vulnerability in SonicOS could allow a remote attacker to manipulate the Host header and redirect firewall management users to arbitrary web domains.
Weaknesses CWE-644
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
sonicwall
Published
Updated
Aug 5, 2026, 7:57 PM
Reserved
Dec 12, 2025, 10:06 AM
Status
Awaiting Analysis
Published
Aug 5, 2026, 1:20 PM
Modified
Oct 23, 2026, 9:10 PM