CVE-1999-0858
UnknownEPSS 13.38%
Last modified
CVE-1999-0858 is a vulnerability of currently unknown severity. Internet Explorer 5 allows a remote attacker to modify the IE client's proxy configuration via a malicious Web Proxy Auto-Discovery (WPAD) server.. EPSS estimates a 13.38% chance of exploitation in the next 30 days.
Description
Internet Explorer 5 allows a remote attacker to modify the IE client's proxy configuration via a malicious Web Proxy Auto-Discovery (WPAD) server.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Internet Explorer | 5.0 |
References
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-1999-0858?
Internet Explorer 5 allows a remote attacker to modify the IE client's proxy configuration via a malicious Web Proxy Auto-Discovery (WPAD) server.
How severe is CVE-1999-0858?
Severity scoring for CVE-1999-0858 is pending analysis. The EPSS model estimates a 13.38% probability of exploitation in the next 30 days.
How do I fix CVE-1999-0858?
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-1999-0858?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST