Vulnerability Database

352,427

Total vulnerabilities in the database

Vulnerabilities for products matching "nokogiri"

Found 2 matching products. Filters apply to all results.

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

nokogiri / nokogiri

16 vulnerabilities found
Title Severity Exploit Date Affected Version
High December 8, 2022 12/8/22
== 1.13.9
== 1.13.8
High May 20, 2022 5/20/22
< 1.13.6
High April 11, 2022 4/11/22
< 1.13.4
High March 25, 2022 3/25/22
< 1.13.4
High September 27, 2021 9/27/21
< 1.12.5
Medium December 30, 2020 12/30/20
< 1.11.0
== 1.11.0-rc1
== 1.11.0-rc2
== 1.11.0-rc3
High February 19, 2020 2/19/20
< 1.5.4
Medium November 5, 2019 11/5/19
>= 1.6.0 < 1.6.1
>= 1.5.0 < 1.5.11
Medium November 5, 2019 11/5/19
>= 1.6.0 < 1.6.1
>= 1.5.0 < 1.5.11
Critical August 16, 2019 8/16/19
<= 1.10.3
Ruby icon

nokogiri

60 vulnerabilities found
Title Severity Exploit Date Affected Version
Low June 19, 2026 6/19/26
< 1.19.4
Low June 19, 2026 6/19/26
< 1.19.4
Low June 19, 2026 6/19/26
< 1.19.4
Low June 19, 2026 6/19/26
< 1.19.4
Medium June 19, 2026 6/19/26
< 1.19.4
Low June 19, 2026 6/19/26
< 1.19.4
Low June 19, 2026 6/19/26
< 1.19.4
Low June 19, 2026 6/19/26
< 1.19.4
Medium May 6, 2026 5/6/26
< 1.19.3
High May 6, 2026 5/6/26
< 1.19.3
Medium February 18, 2026 2/18/26
>= 1.5.1 < 1.19.1
Critical July 21, 2025 7/21/25
< 1.18.9
Low April 21, 2025 4/21/25
< 1.18.8
High March 14, 2025 3/14/25
< 1.18.4
Low February 18, 2025 2/18/25
< 1.18.3
Low May 13, 2024 5/13/24
< 1.16.5
Medium February 5, 2024 2/5/24
>= 1.16.0 < 1.16.2
< 1.15.6
Medium April 11, 2023 4/11/23
< 1.14.3
High December 8, 2022 12/8/22
>= 1.13.8 < 1.13.10
Medium October 18, 2022 10/18/22
< 1.13.9
High May 20, 2022 5/20/22
< 1.13.6
High May 18, 2022 5/18/22
< 1.13.5
High April 11, 2022 4/11/22
< 1.13.4
High April 11, 2022 4/11/22
< 1.13.4
Medium April 11, 2022 4/11/22
< 1.13.4
High April 11, 2022 4/11/22
< 1.13.4
High March 25, 2022 3/25/22
< 1.13.4
High February 25, 2022 2/25/22
< 1.13.2
High September 27, 2021 9/27/21
< 1.12.5
High August 3, 2021 8/3/21
< 1.13.2
High May 19, 2021 5/19/21
< 1.11.4
High May 18, 2021 5/18/21
< 1.11.4
Medium May 17, 2021 5/17/21
< 1.11.4
Medium May 14, 2021 5/14/21
< 1.11.4
Medium December 30, 2020 12/30/20
< 1.11.0
High February 19, 2020 2/19/20
< 1.5.4
High January 21, 2020 1/21/20
< 1.10.8
High December 11, 2019 12/11/19
< 1.10.5
Medium November 5, 2019 11/5/19
>= 1.5.0 < 1.5.11
>= 1.6.0 < 1.6.1
Medium November 5, 2019 11/5/19
>= 1.5.0 < 1.5.11
>= 1.6.0 < 1.6.1
High October 18, 2019 10/18/19
< 1.10.5
Critical August 16, 2019 8/16/19
< 1.10.4
Medium July 1, 2019 7/1/19
< 1.10.5
High July 1, 2019 7/1/19
< 1.10.5
Critical April 10, 2019 4/10/19
< 1.10.3
High August 28, 2018 8/28/18
< 1.8.2
High July 19, 2018 7/19/18
< 1.8.5
Medium April 8, 2018 4/8/18
< 1.8.2
Medium March 27, 2018 3/27/18
< 1.8.3
High November 23, 2017 11/23/17
< 1.8.1

Showing vulnerabilities for 2 products matching "nokogiri". 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.