← Vulnerability feed

Vulnerability record · CVE-2022-36885 · published 27 July 2022

CVE-2022-36885: Jenkins github observable discrepancy vulnerability

Jenkins · Github

Jenkins GitHub Plugin 1.34.4 and earlier uses a non-constant time comparison function when checking whether the provided and computed webhook signatures are equal, allowing attackers to use statistical methods to obtain a valid webhook signature.

5.3 CVSS 3.1 Medium EPSS 0.90% · top 42.1% CWE-203 · Observable discrepancy
5.3CVSS 3.1 base score
0.90%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

Description

Jenkins GitHub Plugin 1.34.4 and earlier uses a non-constant time comparison function when checking whether the provided and computed webhook signatures are equal, allowing attackers to use statistical methods to obtain a valid webhook signature.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.openwall.com/lists/oss-security/2022/07/27/1 Mailing ListThird Party Advisory
https://www.jenkins.io/security/advisory/2022-07-27/#SECURITY-1849 Vendor Advisory
http://www.openwall.com/lists/oss-security/2022/07/27/1 Mailing ListThird Party Advisory
https://www.jenkins.io/security/advisory/2022-07-27/#SECURITY-1849 Vendor Advisory

Track CVE-2022-36885 inside VULONE

Watch it alongside the ransomware crews, C2 infrastructure and forum chatter that reference it, query it through the API and pull it into your SIEM over TAXII.

Start free Open in platform

Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.0CVE-2026-42523Jenkins github cross-site scripting vulnerabilityJenkins GitHub Plugin 1.46.0 and earlier improperly processes the current job URL as part of JavaScript implementing validation of the feature "GitHu…EPSS 0.50%8.8CVE-2018-1000600Jenkins GitHub Plugin credential exposure via attacker-specified URLThe Jenkins GitHub Plugin 1.29.1 and earlier contains an information exposure flaw in GitHubTokenCredentialsCreator.java. An attacker can direct the …EPSS 91%analysed6.5CVE-2018-1000183Jenkins github information exposure vulnerabilityA exposure of sensitive information vulnerability exists in Jenkins GitHub Plugin 1.29.0 and older in GitHubServerConfig.java that allows attackers w…EPSS 1.0%5.4CVE-2023-46650Jenkins github cross-site scripting vulnerabilityJenkins GitHub Plugin 1.37.3 and earlier does not escape the GitHub project URL on the build page when showing changes, resulting in a stored cross-s…EPSS 0.61%5.4CVE-2018-1000184Jenkins github server-side request forgery (ssrf) vulnerabilityA server-side request forgery vulnerability exists in Jenkins GitHub Plugin 1.29.0 and older in GitHubPluginConfig.java that allows attackers with Ov…EPSS 0.61%5.3CVE-2024-39891Twilio Authy API phone number enumeration via observable discrepancyAn unauthenticated endpoint in the Twilio Authy API, reachable through Authy Android before 25.1.0 and Authy iOS before 26.1.0, accepted streams of p…KEVEPSS 1.7%analysed

Source: NIST National Vulnerability Database (record CVE-2022-36885), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.