Vulnerability Database

327,594

Total vulnerabilities in the database

Vulnerabilities for products matching "pfsense"

Found 4 matching products. Filters apply to all results.

You can search for specific versions with /product/pfsense/1.2.3

bsd_perimeter / pfsense

1 vulnerabilities found
Title Severity Exploit Date Affected Version
Low March 6, 2008 3/6/08
== 1.2-rc1
== 1.2-rc4
== 1.0.1
== 1.2-rc2
== 1.2-rc3

bsdperimeter / pfsense

2 vulnerabilities found
Title Severity Exploit Date Affected Version
Low December 7, 2010 12/7/10
== 2.0-beta4
Low December 7, 2010 12/7/10
== 2.0-beta4
== 1.2.3

pfsense / pfsense

22 vulnerabilities found
Title Severity Exploit Date Affected Version
Low September 9, 2025 9/9/25
< 2.8.0
Medium September 9, 2025 9/9/25
< 2.8.0
Medium September 9, 2025 9/9/25
< 2.8.0
Low September 9, 2025 9/9/25
< 2.8.0
Medium September 9, 2025 9/9/25
< 2.8.0
Medium September 9, 2025 9/9/25
< 2.8.0
Medium September 9, 2025 9/9/25
< 2.8.0
Medium June 28, 2025 6/28/25
== 2.8.0
High November 9, 2023 11/9/23
== 2.6.0
Critical November 8, 2023 11/8/23
== 2.6.0
Low October 25, 2023 10/25/23
== 2.6.0
High April 6, 2023 4/6/23
== 2.1.3
Critical March 22, 2023 3/22/23
== 2.6.0
Medium October 3, 2022 10/3/22
== 2.5.2
Medium March 31, 2022 3/31/22
<= 2.5.2
High March 1, 2022 3/1/22
== 2.5.2
Medium January 26, 2022 1/26/22
< 2.6.0
Medium June 1, 2021 6/1/21
== 2.4.5-p1
Medium April 28, 2021 4/28/21
== 2.5.0
High January 22, 2018 1/22/18
<= 2.2.6
High January 3, 2012 1/3/12
<= 2.0
== 1.2.1
== 1.0.x
== 1.2.2
== 1.2.3
Low January 3, 2012 1/3/12
<= 2.0
== 1.2.1
== 1.0.x
== 1.2.2
== 1.2.3

netgate / pfsense

49 vulnerabilities found
Title Severity Exploit Date Affected Version
Low October 22, 2024 10/22/24
== 2.5.2
High December 6, 2023 12/6/23
<= 2.7.0
High November 14, 2023 11/14/23
<= 2.7.0
Medium November 14, 2023 11/14/23
== 2.7.0
Medium November 14, 2023 11/14/23
== 2.7.0
Critical April 4, 2023 4/4/23
== 2.4.4
High March 17, 2023 3/17/23
== 2.7.0
Medium February 22, 2023 2/22/23
< 22.05
<= 2.6.0
Medium December 15, 2022 12/15/22
== 2.4.4-p3
High March 31, 2022 3/31/22
< 2.6.0
High March 31, 2022 3/31/22
< 2.6.0
Medium July 12, 2021 7/12/21
== 2.4.4-p1
<= 2.4.4
== 2.4.4-p2
Medium July 12, 2021 7/12/21
< 2.4.4
== 2.4.4-p1
== 2.4.4-p2
== 2.4.4
Medium April 29, 2020 4/29/20
< 2.4.5
Medium April 1, 2020 4/1/20
< 2.4.5
High September 26, 2019 9/26/19
== 2.4.4-p3
Medium September 26, 2019 9/26/19
< 2.4.4
== 2.4.4-p1
== 2.4.4-p3
== 2.4.4-p2
== 2.4.4
Critical September 26, 2019 9/26/19
< 2.4.4
== 2.4.4-p1
== 2.4.4-p3
== 2.4.4-p2
== 2.4.4
High September 25, 2019 9/25/19
== 2.4.4-p1
== 2.4.4-p3
== 2.4.4-p2
== 2.4.4
>= 2.3.4 < 2.4.4
Low June 25, 2019 6/25/19
== 2.4.4-p3
== 2.4.4-p2
Low June 3, 2019 6/3/19
< 2.4.4
== 2.4.4-p1
== 2.4.4-p3
== 2.4.4-p2
== 2.4.4
High June 3, 2019 6/3/19
< 2.4.4
== 2.4.4-p1
== 2.4.4-p3
== 2.4.4-p2
== 2.4.4
Low May 29, 2019 5/29/19
== 2.4.4-p3
High May 20, 2019 5/20/19
== 2.4.4-p1
<= 2.4.4
== 2.4.4-p2
Medium March 1, 2019 3/1/19
== 2.4.4-p1
Medium March 1, 2019 3/1/19
== 2.4.4-p1
High December 3, 2018 12/3/18
== 2.4.4
High December 3, 2018 12/3/18
== 2.4.4
High December 3, 2018 12/3/18
== 2.4.4
High September 26, 2018 9/26/18
< 2.4.4
Medium January 3, 2018 1/3/18
<= 2.4.1
Low August 18, 2015 8/18/15
<= 2.2.2
Low August 18, 2015 8/18/15
<= 2.2.2
Low August 18, 2015 8/18/15
<= 2.2.2
Low August 18, 2015 8/18/15
<= 2.2.2
Low August 18, 2015 8/18/15
<= 2.2.2
Medium April 10, 2015 4/10/15
<= 2.2
Low April 1, 2015 4/1/15
<= 2.2
High February 27, 2015 2/27/15
== 2.2.1
Low July 2, 2014 7/2/14
<= 2.1.3
Low July 2, 2014 7/2/14
== 2.1.3
<= 2.1.4
Low July 2, 2014 7/2/14
== 2.1.3
<= 2.1.4
Medium July 2, 2014 7/2/14
== 2.1.3
<= 2.1.4
Medium July 2, 2014 7/2/14
== 2.1.3
<= 2.1.4
Low July 2, 2014 7/2/14
<= 2.1.3
Medium July 2, 2014 7/2/14
<= 2.1.3
Medium July 2, 2014 7/2/14
<= 2.1.3
Medium July 2, 2014 7/2/14
<= 2.1.3
Medium July 2, 2014 7/2/14
<= 2.1.3

Showing vulnerabilities for 4 products matching "pfsense". Each product has independent pagination.

Frequently Asked Questions

A security vulnerability is a weakness in software, hardware, or configuration that can be exploited to compromise confidentiality, integrity, or availability. Many vulnerabilities are tracked as CVEs (Common Vulnerabilities and Exposures), which provide a standardized identifier so teams can coordinate patching, mitigation, and risk assessment across tools and vendors.

CVSS (Common Vulnerability Scoring System) estimates technical severity, but it doesn't automatically equal business risk. Prioritize using context like internet exposure, affected asset criticality, known exploitation (proof-of-concept or in-the-wild), and whether compensating controls exist. A "Medium" CVSS on an exposed, production system can be more urgent than a "Critical" on an isolated, non-production host.

A vulnerability is the underlying weakness. An exploit is the method or code used to take advantage of it. A zero-day is a vulnerability that is unknown to the vendor or has no publicly available fix when attackers begin using it. In practice, risk increases sharply when exploitation becomes reliable or widespread.

Recurring findings usually come from incomplete Asset Discovery, inconsistent patch management, inherited images, and configuration drift. In modern environments, you also need to watch the software supply chain: dependencies, containers, build pipelines, and third-party services can reintroduce the same weakness even after you patch a single host. Unknown or unmanaged assets (often called Shadow IT) are a common reason the same issues resurface.

Use a simple, repeatable triage model: focus first on externally exposed assets, high-value systems (identity, VPN, email, production), vulnerabilities with known exploits, and issues that enable remote code execution or privilege escalation. Then enforce patch SLAs and track progress using consistent metrics so remediation is steady, not reactive.

SynScan combines attack surface monitoring and continuous security auditing to keep your inventory current, flag high-impact vulnerabilities early, and help you turn raw findings into a practical remediation plan.