CVE-2023-5758
MEDIUMCVSS 6.1/10EPSS 0.43%
Last modified
CVE-2023-5758 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. When opening a page in reader mode, the redirect URL could have caused attacker-controlled script to execute in a reflected Cross-Site Scripting (XSS) attack. This vulnerability affects Firefox for iOS < 119.. EPSS estimates a 0.43% chance of exploitation in the next 30 days.
Description
When opening a page in reader mode, the redirect URL could have caused attacker-controlled script to execute in a reflected Cross-Site Scripting (XSS) attack. This vulnerability affects Firefox for iOS < 119.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Mozilla | Firefox | < 119.0 |
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=1850019Issue Tracking, Permissions Required
- https://www.mozilla.org/security/advisories/mfsa2023-48/Vendor Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1850019Issue Tracking, Permissions Required
- https://www.mozilla.org/security/advisories/mfsa2023-48/Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2023-5758?
When opening a page in reader mode, the redirect URL could have caused attacker-controlled script to execute in a reflected Cross-Site Scripting (XSS) attack. This vulnerability affects Firefox for iOS < 119.
How severe is CVE-2023-5758?
CVE-2023-5758 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 0.43% probability of exploitation in the next 30 days.
How do I fix CVE-2023-5758?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2023-5758?
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