CVE-2023-4579 json
Persisted search terms were formatted as URLs
published 2023-09-11 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-54433
- cvss
- 3.1
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.5%
- EPSS 0.5% chance of exploitation in 30 days, percentile 39%
- public exploits
- 0
- none known
Summary
Search queries in the default search engine could appear to have been the currently navigated URL if the search query itself was a well formed URL. This could have led to a site spoofing another if it had been maliciously set as the default search engine. This vulnerability affects Firefox < 117.
Patch / fix
- Mozilla Firefox 117
- firefox Ubuntu 20.04 LTS 117.0+build2-0ubuntu0.20.04.1
ubuntu advisories UBUNTU-CVE-2023-4579
Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0
- firefox-esr openSUSE Tumbleweed 128.5.1-1.1
- MozillaFirefox openSUSE Tumbleweed 117.0-1.1
opensuse advisories openSUSE-SU-2024:14572-1openSUSE-SU-2024:13176-1
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 2 y ago
Exploit prediction
0.45% chance of exploitation in the next 30 days, higher than 39% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 3.1 | CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N |
Affected products
- Mozilla Firefox
References
-
mozilla.org
/security/advisories/mfsa2023-34/
vendor-advisory
-
bugzilla.mozilla.org
/show_bug.cgi?id=1842766
issue-tracking, permissions-required
- security.gentoo.org /glsa/202401-10
Sources
- CVE List CVE-2023-4579
- NVD CVE-2023-4579
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