PYSEC-2026-3539 sanic-cors contains an improper regular expression in the try_match() function

sanic-cors version 2.2.0 and prior contains an improper regular expression in the trymatch function in saniccors/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...

CVE-2026-37737

sanic-cors version 2.2.0 and prior contains an improper regular expression in the trymatch function in saniccors/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...

Access Control Bypass

Overview Sanic-Cors is an A Sanic extension adding a decorator for CORS support. Based on flask-cors by Cory Dolphin. Affected versions of this package are vulnerable to Access Control Bypass via the trymatch function. An attacker can gain unauthorized access to cross-origin requests for...

GHSA-94JW-HQVJ-VW74 sanic-cors contains an improper regular expression in the try_match() function

sanic-cors version 2.2.0 and prior contains an improper regular expression in the trymatch function in saniccors/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...

CVE-2026-37737

sanic-cors version 2.2.0 and prior contains an improper regular expression in the trymatch function in saniccors/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...

CVE-2026-37737

Sanic-Cors 2.2.0 and earlier versions contain an improper regular expression in the try_match() function of sanic_cors/core.py that uses re.match without end anchoring. This allows bypassing CORS origin allowlists by registering a domain that starts with a trusted origin string, leading to unauth...

CVE-2026-37737

sanic-cors version 2.2.0 and prior contains an improper regular expression in the trymatch function in saniccors/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...

EUVD-2026-34844

sanic-cors version 2.2.0 and prior contains an improper regular expression in the trymatch function in saniccors/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...

PT-2026-46962

Name of the Vulnerable Software and Affected Versions sanic-cors versions prior to 2.2.1 Description An improper regular expression is used in the try match function within sanic cors/core.py. The function utilizes re.match without end-anchoring, which allows an attacker to bypass Cross-Origin...

CVE-2026-37737

sanic-cors version 2.2.0 and prior contains an improper regular expression in the trymatch function in saniccors/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...

rsanic (>=0.1.1 <=0.4.0), sanic-cors (>=0.4.1 <=0.4.1.4) +1 more potentially affected by CVE-2017-16762 via sanic (>=0.3.1 <=0.5.0)

sanic PYPI version =0.3.1, =0.1.1, =0.4.1, =0.5.0, =0.5.0.1 Source cves: CVE-2017-16762 Source advisory: OSV:GHSA-MPMF-HR8P-P49G...

rsanic (>=0.1.1 <=0.4.0), sanic-cors (>=0.4.1 <=0.4.1.4) +1 more potentially affected by CVE-2017-16762 via sanic (>=0.3.1 <=0.5.0)

sanic PYPI version =0.3.1, =0.1.1, =0.4.1, =0.5.0, =0.5.0.1 Source cves: CVE-2017-16762 Source advisory: OSV:PYSEC-2017-40...