CVE-2026-37737
sanic-cors version 2.2.0 and prior contains an improper regular expression in the try_match() function in sanic_cors/core.py that uses re.match without end-anchoring. This allow…
Published: 2026-06-05 · CVSS: 6.5 · CVSS 3.1
sanic-cors version 2.2.0 and prior contains an improper regular expression in the try_match() function in sanic_cors/core.py that uses re.match without end-anchoring. This allows an attacker to bypass CORS origin allowlists by registering a domain that begins with a trusted origin string, to gain unauthorized access to cross-origin requests for authenticated resources.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7