# CVE-2023-25750: Mozilla Firefox and 2 others: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

CVE-2023-25750 is fixed in 5 products on 2 platforms, first by firefox 111.0+build2-0ubuntu0.18.04.1, released March 14, 2023. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2023-25750
- Priority: Routine
- CVSS: 4.3 (Medium)
- EPSS: 0.0046
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Mar 14, 2023
- Weakness: CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
- Vendor advisory: https://nvd.nist.gov/vuln/detail/CVE-2023-25750

## Description

Under certain circumstances, a ServiceWorker's offline cache may have leaked to the file system when using private browsing mode. This vulnerability affects Firefox < 111.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Windows apps | Mozilla Firefox (en-US) | 111.0 | [Mozilla Firefox (en-US) 111.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox-111.0.md) | Mar 16, 2023 |
| Windows apps | Mozilla Firefox ESR (en-US) | 115.4.0 | [Mozilla Firefox ESR (en-US) 115.4.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr-115.4.0.md) | Oct 17, 2023 |
| Linux | firefox Ubuntu 18.04.6 LTS (bionic) | 111.0+build2-0ubuntu0.18.04.1 | [firefox 111.0+build2-0ubuntu0.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-firefox-111.0-build2-0ubuntu0.18.04.1.md) | Mar 14, 2023 |
| Linux | firefox Ubuntu 20.04 LTS (focal) | 111.0+build2-0ubuntu0.20.04.1 | [firefox 111.0+build2-0ubuntu0.20.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-firefox-111.0-build2-0ubuntu0.20.04.1.md) | Mar 14, 2023 |
| Linux | firefox-geckodriver Ubuntu 18.04.6 LTS (bionic) | 111.0+build2-0ubuntu0.18.04.1 | [firefox-geckodriver 111.0+build2-0ubuntu0.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-firefox-geckodriver-111.0-build2-0ubuntu0.18.04.1.md) | Mar 14, 2023 |
| Linux | firefox-geckodriver Ubuntu 20.04 LTS (focal) | 111.0+build2-0ubuntu0.20.04.1 | [firefox-geckodriver 111.0+build2-0ubuntu0.20.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-firefox-geckodriver-111.0-build2-0ubuntu0.20.04.1.md) | Mar 14, 2023 |
| Linux | firefox-mozsymbols Ubuntu 18.04.6 LTS (bionic) | 111.0+build2-0ubuntu0.18.04.1 | [firefox-mozsymbols 111.0+build2-0ubuntu0.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-firefox-mozsymbols-111.0-build2-0ubuntu0.18.04.1.md) | Mar 14, 2023 |
| Linux | firefox-mozsymbols Ubuntu 20.04 LTS (focal) | 111.0+build2-0ubuntu0.20.04.1 | [firefox-mozsymbols 111.0+build2-0ubuntu0.20.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-firefox-mozsymbols-111.0-build2-0ubuntu0.20.04.1.md) | Mar 14, 2023 |

---

Data as of 2026-11-09T13:31:49Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

Free to use with attribution: show "Data: Patchblox Patch Radar" with a link to https://patchblox.com/security/patch-radar. Terms, including what needs a written agreement: https://patchblox.com/security/patch-radar/use-the-data

Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.