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Threatist priority CRITICAL 0 HIGH 0 MEDIUM 0 LOW 2

Signals Exploited in the wild (KEV) 0 Patch available 2 No fix listed 0 Has CVE 2

Fix status Fixed 2 Partial 0 Will not fix 0 Deferred 0 No fix listed 0

Impact type Code execution 0 Privilege escalation 0 Security bypass 0 Information disclosure 0 Tampering 0 Denial of service 0 Spoofing 0 Cross-site scripting 2 SQL injection 0

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Weakness (CWE) CWE-79 Improper Neutralization of Input During Web Page Generation 2

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Release: Deciso B.V. OPNsense 26.1.9 × Clear all filters

TI-2026-36347 CVE-2026-49132 · GHSA-7979-v6f7-5r6j

OPNsense < 26.1.9 Stored XSS via Certificate Description Field

Priority LOW 22

OPNsense before 26.1.9 contains a stored cross-site scripting vulnerability that allows authenticated attackers to inject arbitrary HTML or JavaScript by embedding payloads in the certificate description field via the tr…

CVSS 4.0MEDIUM 5.1· Network · Low privileges · User interaction · EPSS 0.00185 · Published 2026-08-03 · Fixed in 26.1.9 CWE-79

TI-2026-36346 CVE-2026-49131 · GHSA-2wfc-8j3p-p6cp

OPNsense < 26.1.9 Stored XSS via Firewall Rule Description Field

Priority LOW 23

OPNsense before 26.1.9 contains a stored cross-site scripting vulnerability that allows authenticated attackers with firewall rule management privileges to inject arbitrary HTML or JavaScript by embedding payloads in the…

CVSS 4.0MEDIUM 5.1· Network · Low privileges · User interaction · EPSS 0.00289 · Published 2026-08-03 · Fixed in 26.1.9 CWE-79

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