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PHP CVE-2026-78849

| EUVDEUVD-2026-71610 MEDIUM
Cross-site Scripting (XSS) (CWE-79)
2026-09-04 mitre GHSA-r2m4-rg4m-wx6j
5.4
CVSS 3.1 · Vendor: mitre
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Severity by source

Vendor (mitre) PRIMARY
5.4 MEDIUM
AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N

Primary rating from Vendor (mitre) · only source for this CVE.

CVSS VectorVendor: mitre

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

Lifecycle Timeline

3
Analysis Generated
Sep 15, 2026 - 10:56 vuln.today
CVSS changed
Sep 14, 2026 - 14:37 NVD
5.4 (MEDIUM)
CVE Published
Sep 04, 2026 - 00:00 cve.org
UNKNOWN (no severity yet)

DescriptionCVE.org

Cross Site Scripting vulnerability in Netgate pfSense Plus software versions <= 26.03 pfSense CE software versions <= 2.8.1 allows a remote attacker to execute arbitrary code via the captive_portal_status.widget.php file

AnalysisAI

Let me synthesize. Product: pfSense (Netgate pfSense Plus / pfSense CE). …

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CVE-2026-78849 vulnerability details – vuln.today

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