CVE-2026-66300SNOMED International Snowstorm contains a reflected XSS vulnerability within the "Web Route" redirection functionality.
Updated under an hour ago ()
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No exploitation reported and no EPSS estimate yet.
SNOMED International Snowstorm contains a reflected XSS vulnerability within the "Web Route" redirection functionality. An attacker can inject arbitrary JavaScript which will execute upon a target user navigating to a crafted, malicious link. Fixed in 10.12.2 and 10.9.3.
- CVSS
- 5.0 MEDIUM (v3.1, NVD)CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L
- Weakness (CWE)
- CWE-79
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Not given
- NVD analysis
- Awaiting Analysis
- Record last updated
- Aug 26, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
No affected products are listed yet.
References
- https://github.com/IHTSDO/snowstorm/commit/575b555695811110dafe2fcea7dd2fd7e4bcee39
- https://github.com/IHTSDO/snowstorm/commit/b8061add427c930b3030549e77aa23ec5957ceb6
- https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2026/va-26-212-01.json
- https://www.cve.org/CVERecord?id=CVE-2026-66300
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.