PatchTheCVECVE-2026-10863: A security issue was fixed in the correlations over-correlation endpoint where the order query parameter was a
CVE-2026-10863 is a high-severity flaw (CVSS 8.1) affecting misp. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
A security issue was fixed in the correlations over-correlation endpoint where the order query parameter was accepted from user-controlled named request parameters. This allowed an authenticated user to override the server-defined ordering of over-correlating values. Depending on how the value was processed by the underlying data access layer, this could allow manipulation of database query ordering and potentially expose the application to unsaf
Why this priority
- High severity
A fixed release or distro patch exists.
Risk facts
| CVSS score | 8.1 (High) |
| Attack vector | Network (remote) |
| Attack complexity | Low |
| Privileges needed | Low |
| User interaction | None |
| EPSS exploit chance | 0.2% (top 87%) |
| CISA exploited list | No |
| Weakness | CWE-20 |
| Published | 2026-06-04 |
| Last modified | 2026-07-22 |
Last updated 2026-07-22 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Quick answers
How do I fix CVE-2026-10863?
misp: upgrade to 2.5.39. Exact commands for each OS are on this page.
Is CVE-2026-10863 being exploited?
CVE-2026-10863 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.
What does CVE-2026-10863 affect?
CVE-2026-10863 affects misp. Severity is high (CVSS 8.1). A security issue was fixed in the correlations over-correlation endpoint where the order query parameter was accepted from user-controlled named request parameters. This allowed an authenticated user to override the server-defined ordering
How urgent is CVE-2026-10863?
Priority 32/100. High severity
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