CVE-2023-42326

HIGHNVD 8.88.8—Elevated

8.8

An issue in Netgate pfSense v.2.7.0 allows a remote attacker to execute arbitrary code via a crafted request to the interfaces_gif_edit.php and interfaces_gre_edit.php components.

CVSS v3: 8.8
EG Score: 8.8(medium)
EPSS: 99.4%
KEV: Not listed

Published

November 14, 2023

Last Modified

November 21, 2024

References (4)

cve@mitrehttps://docs.netgate.com/downloads/pfSense-SA-23_10.webgui.asc
cve@mitrehttps://www.sonarsource.com/blog/pfsense-vulnerabilities-sonarcloud/
af854a3a-2127-422b-91ae-364da2661108https://docs.netgate.com/downloads/pfSense-SA-23_10.webgui.asc
af854a3a-2127-422b-91ae-364da2661108https://www.sonarsource.com/blog/pfsense-vulnerabilities-sonarcloud/

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-77Command Injection

Data Freshness Timeline

(refreshed 11× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-05 22:46 UTCepss_batch
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Publicly available exploits

(1 reference)

Working exploit code is in the public domain (1 GitHub PoC). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

GitHub PoCbl4ckarch/CVE-2023-42326
First seen Oct 24, 2024
This is a simple POC to for show the pfsense 2.7 Command injection Vulnerability ( CVE-2023-42326)
Open source ↗

Frequently asked(5)

What is CVE-2023-42326?

CVE-2023-42326 is a high vulnerability published on November 14, 2023. An issue in Netgate pfSense v.2.7.0 allows a remote attacker to execute arbitrary code via a crafted request to the interfacesgifedit.php and interfacesgreedit.php components.

When was CVE-2023-42326 disclosed?

CVE-2023-42326 was first published in the National Vulnerability Database on November 14, 2023, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2023-42326 actively exploited?

CVE-2023-42326 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 99.4% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2023-42326?

CVE-2023-42326 has a CVSS v3 base score of 8.8 (NVD).

How do I remediate CVE-2023-42326?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-42326, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2023-42326

📅 Published

🔄 Last Modified

🔗 References (4)

Weakness Classification(1)

Data Freshness Timeline

Publicly available exploits

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2023-42326?

🔗 Related CVEs(same CWE)

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Published

Last Modified

References (4)

Frequently asked(5)

Related CVEs(same CWE)