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Medium 5.3Published Sep 28, 2026
CVE-2026-18825Origin validation error in the connect-xcors npm package
Updated under an hour ago ()
Does this affect you?
It affects github.com/antono connect-cors. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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An Origin Validation Error in the middleware of the connect-xcors npm package allows an attacker to bypass origin verification and perform a cross domain authenticated request.
- CVSS
- 5.3 MEDIUM (v4.0, CNA)CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
- Weakness (CWE)
- CWE-346
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- TCS-CERT
- NVD analysis
- Deferred
- Record last updated
- Oct 5, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
github.com/antono connect-cors github.com_antono:connect_cors (from the name) | through 0.5.6 | CNA record |
References
- https://www.thalesgroup.com/en/search/cybersecurity/cybersecurity-services/cve-2026-18825
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.