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CVE-2023-46656

18
FAUCET Score

CVE-2023-46656 affects Jenkins Multibranch Scan Webhook Trigger Plugin versions 1.0.9 and earlier. The vulnerability stems from a non-constant time comparison function used for webhook tokens, which could allow attackers to deduce valid tokens through timing attacks. Rated 5.3 MEDIUM, this vulnerability has a low attack complexity and requires no user interaction, potentially leading to information disclosure. Currently, there is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 1.0.9CPE matchmatch criteria
cpe:2.3:a:jenkins:multibranch_scan_webhook_trigger:*:*:*:*:*:jenkins:*:*

CVSS Data

CVSS version used by this source: 3.1

5.3MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
1.4
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.56%
Probability of exploitation in next 30 days
EPSS Percentile
43.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0056 is in the 27th percentile among its peer group of 23,723 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Patches (1)

jenkinsvendor investigatingvia nvd_reference
View patch

Vendor Advisories (1)

mavenGHSA-8859-v9jp-cphflow

Jenkins Multibranch Scan Webhook Trigger Plugin uses non-constant time webhook token comparison

Oct 25, 2023

References

jenkins.io / security/advisory/2023-10-25
Vendor Advisory
openwall.com / lists/oss-security/2023/10/25/2
Mailing List