CVE-2026-0516

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-0516
StatePUBLISHED
Assignersonicwall
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-08-05 13:20:33 UTC
Updated2026-08-05 20:17:04 UTC
DescriptionA 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.

Risk And Classification

Primary CVSS: v3.1 6.5 MEDIUM from ADP

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

Problem Types: CWE-644 | CWE-644 CWE-644 Improper neutralization of HTTP headers for scripting syntax

VersionSourceTypeScoreSeverityVector
3.1ADPDECLARED6.5MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
3.1134c704f-9b21-4f2e-91b3-4a467353bcc0Secondary6.5MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
None

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA SonicWall SonicOS affected 6.5.5.2-28n and older versions Linux
CNA SonicWall SonicOS affected 7.0.1-5169 and older versions Linux
CNA SonicWall SonicOS affected 7.3.3-7015 and older versions Linux
CNA SonicWall SonicOS affected 8.2.1-8010 and older versions Linux

References

ReferenceSourceLinkTags
psirt.global.sonicwall.com/vuln-detail/SNWLID-2026-0009 [email protected] psirt.global.sonicwall.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: Joshua Chan (en)

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