CVE-2023-46656
mediumpriority · track · 21EPSS 0.007 · 52 %ileDEEURUUSEPSS · scored 2026-10-28
Jenkins Multibranch Scan Webhook Trigger Plugin 1.0.9 and earlier uses a non-constant time comparison function when checking whether the provided and expected webhook token are equal, potentially allowing attackers to use statistical methods to obtain a valid webhook token.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · low–medium · 3.7–5.3
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (9)
Products and version ranges known to be affected.
- Jenkins Jenkins Edgewall Trac Plugin <= 1.13all versionscert_bundDEcpe:/a:cloudbees:jenkins:edgewall_trac_plugin__1.13
- Jenkins Jenkins Gogs Plugin <= 1.0.15all versionscert_bundDEcpe:/a:cloudbees:jenkins:gogs_plugin__1.0.15
- Jenkins Jenkins MSTeams Webhook Trigger Plugin <= 0.1.1all versionscert_bundDEcpe:/a:cloudbees:jenkins:msteams_webhook_trigger_plugin__0.1.1
- Jenkins Jenkins Multibranch Scan Webhook Trigger Plugin <= 1.0.9all versionscert_bundDEcpe:/a:cloudbees:jenkins:multibranch_scan_webhook_trigger_plugin__1.0.9
- Jenkins Jenkins Zanata Plugin <= 0.6all versionscert_bundDEcpe:/a:cloudbees:jenkins:zanata_plugin__0.6
- jenkins multibranch scan webhook trigger≤ 1.0.9nvdUScpe:2.3:a:jenkins:multibranch_scan_webhook_trigger:*:*:*:*:*:*:*:*
- Maven igalg.jenkins.plugins:multibranch-scan-webhook-trigger≤ 1.0.9osvUSpkg:maven/igalg.jenkins.plugins/multibranch-scan-webhook-trigger
advisories (2)
Vendor and ecosystem advisories describing this.
- WID-SEC-W-2023-2750Jenkins: Mehrere SchwachstellenDeutsch2023-10-25csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in Jenkins ausnutzen, um einen Cross-Site-Scripting-Angriff durchzuführen, Sicherheitsmaßnahmen zu umgehen, vertrauliche Informationen offenzulegen oder Dateien zu manipulieren.
- GHSA-8859-v9jp-cphfJenkins Multibranch Scan Webhook Trigger Plugin uses non-constant time webhook token comparison2023-10-25ghsa · osvUS
Jenkins Multibranch Scan Webhook Trigger Plugin 1.0.9 and earlier does not use a constant-time comparison when checking whether the provided and expected webhook token are equal. This could potentially allow attackers to use statistical methods to obtain a valid webhook token. As of publication of this advisory, there is no fix.
also known as (4)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (7)
External citations — patches, advisories, analysis.
- http://www.openwall.com/lists/oss-security/2023/10/25/2cnnvd
- https://cxsecurity.com/cveshow/CVE-2023-46656/cnnvd
- https://www.jenkins.io/security/advisory/2023-10-25/#SECURITY-2875cnnvd
- http://www.openwall.com/lists/oss-security/2023/10/25/2enisa_euvd
- https://www.jenkins.io/security/advisory/2023-10-25/#SECURITY-2875enisa_euvd
- http://www.openwall.com/lists/oss-security/2023/10/25/2Mailing Listnvd
- https://www.jenkins.io/security/advisory/2023-10-25/#SECURITY-2875Vendor Advisorynvd
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