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CVE-2026-8856 is a critical severity vulnerability with a CVSS score of 9.1. No known exploits currently, and patches are available.
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Very low probability of exploitation
EPSS predicts the probability of exploitation in the next 30 days based on real-world threat data, complementing CVSS severity scores with actual risk assessment.
IBM HTTP Server 8.5, and 9.0 is vulnerable to denial of service in configurations where an attacker has write access to parts of the server configuration.
| Vendor | Product |
|---|---|
| IBM | Aix |
| Linux | Linux Kernel |
| IBM | Z\/os |
| Microsoft | Windows |
| IBM | HTTP Server |