PatchTheCVECVE-2026-87901: Improper sanitization in the registration module allows reflected Cross-Site Scripting.
CVE-2026-87901 is a high-severity flaw (CVSS 8.3) affecting affected software. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
Improper sanitization in the registration module allows reflected Cross-Site Scripting.
Why this priority
- High severity
No fix is published yet: follow the downgrade or mitigation steps.
Risk facts
| CVSS score | 8.3 (High) |
| Attack vector | Network (remote) |
| Attack complexity | Low |
| Privileges needed | None |
| User interaction | Required |
| EPSS exploit chance | 0.4% (top 68%) |
| CISA exploited list | No |
| Weakness | CWE-79 |
| Published | 2026-10-23 |
| Last modified | 2026-10-23 |
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-2026-87901?
No fixed release is listed yet. Watch the vendor advisory and apply any mitigation shown on this page.
Is CVE-2026-87901 being exploited?
CVE-2026-87901 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-2026-87901 affect?
CVE-2026-87901 affects affected software. Severity is high (CVSS 8.3). Improper sanitization in the registration module allows reflected Cross-Site Scripting.
How urgent is CVE-2026-87901?
Priority 37/100. High severity