flask-cors has 6 CVEs on record between 2021 and 2025. The median CVSS is 5.3 (medium). None have a confirmed exploitation report.
CVEs per month
Last 12 months, by publish date
1025/101125/111225/120126/010226/020326/030426/040526/050626/060726/070826/080926/09
- Exploited share
- 0% vs 1% corpus
- Median CVSS
- 5.3
- Publish → KEV
- —
- Last 90 days
- 0 prev 0
Products
- flask-cors 6
6
Total CVEs
0
Critical
0
CISA KEV
0
Exploited
Worst active — by depth score
CVE-2020-25032High· 7.5Flask-Cors Directory Traversal vulnerability42CVE-2024-6221High· 7.5Flask-CORS allows the `Access-Control-Allow-Private-Network` CORS header to be set to true by default41CVE-2024-6866Medium· 5.3Flask-CORS vulnerable to Improper Handling of Case Sensitivity29CVE-2024-6844Medium· 5.3Flask-CORS allows for inconsistent CORS matching29CVE-2024-1681Medium· 5.3flask-cors vulnerable to log injection when the log level is set to debug29
flask-cors vulnerabilities
CVEs affecting flask-cors, newest first. Open any entry for full detail, references, and exploit status.
6 CVEsRSS
CVE-2024-6844Medium· 5.3Flask-CORS allows for inconsistent CORS matching
Flask-CORS allows for inconsistent CORS matching
▾ Sunlitflask-cors · flask-corsEPSS 0.31%via OSV
CVE-2024-6839Medium· 4.3Flask-CORS improper regex path matching vulnerability
Flask-CORS improper regex path matching vulnerability
▾ Sunlitflask-cors · flask-corsEPSS 0.73%via OSV
CVE-2024-6866Medium· 5.3Flask-CORS vulnerable to Improper Handling of Case Sensitivity
Flask-CORS vulnerable to Improper Handling of Case Sensitivity
▾ Sunlitflask-cors · flask-corsEPSS 0.71%via OSV
CVE-2024-6221High· 7.5Flask-CORS allows the `Access-Control-Allow-Private-Network` CORS header to be set to true by default
Flask-CORS allows the `Access-Control-Allow-Private-Network` CORS header to be set to true by default
▾ Twilightflask-cors · flask-corsEPSS 0.72%via OSV
CVE-2024-1681Medium· 5.3flask-cors vulnerable to log injection when the log level is set to debug
flask-cors vulnerable to log injection when the log level is set to debug
▾ Sunlitflask-cors · flask-corsEPSS 0.58%via OSV
CVE-2020-25032High· 7.5Flask-Cors Directory Traversal vulnerability
Flask-Cors Directory Traversal vulnerability
▾ Twilightflask-cors · flask-corsEPSS 4.0%via OSV