Packages
- python-flask-cors - Flask extension for handling Cross Origin Resource Sharing (CORS)
Details
It was discovered that Flask-CORS did not correctly handle certain regular
expressions. A remote attacker could possibly use this issue to leak
sensitive information or bypass authentication mechanisms. (CVE-2024-6839)
It was discovered that Flask-CORS allowed certain CORS headers to be
enabled by default. A remote attacker could possibly use this issue to leak
sensitive information. This issue only affected Ubuntu 20.04 LTS, Ubuntu
22.04 LTS, Ubuntu 24.04 LTS and Ubuntu 24.10. (CVE-2024-6221) It was
discovered that Flask-CORS did not correctly handle case sensitivity when
matching paths. A remote attacker could possibly use this issue to leak
sensitive information. (CVE-2024-6866) It was discovered that Flask-CORS
did not correctly handle certain characters in URL paths. A remote attacker
could possibly use this issue to...
It was discovered that Flask-CORS did not correctly handle certain regular
expressions. A remote attacker could possibly use this issue to leak
sensitive information or bypass authentication mechanisms. (CVE-2024-6839)
It was discovered that Flask-CORS allowed certain CORS headers to be
enabled by default. A remote attacker could possibly use this issue to leak
sensitive information. This issue only affected Ubuntu 20.04 LTS, Ubuntu
22.04 LTS, Ubuntu 24.04 LTS and Ubuntu 24.10. (CVE-2024-6221) It was
discovered that Flask-CORS did not correctly handle case sensitivity when
matching paths. A remote attacker could possibly use this issue to leak
sensitive information. (CVE-2024-6866) It was discovered that Flask-CORS
did not correctly handle certain characters in URL paths. A remote attacker
could possibly use this issue to leak sensitive information or bypass
authentication mechanisms. (CVE-2024-6844) Elias Hohl was discovered that
Flask-CORS did not correctly sanitize log entries. A remote attacker could
possibly use this issue to corrupt log files. This issue only affected
Ubuntu 20.04 LTS, Ubuntu 22.04 LTS and Ubuntu 24.04 LTS. (CVE-2024-1681)
Update instructions
In general, a standard system update will make all the necessary changes.
Learn more about how to get the fixes.The problem can be corrected by updating your system to the following package versions:
| Ubuntu Release | Package Version | ||
|---|---|---|---|
| 25.04 plucky | python3-flask-cors – 5.0.0-1ubuntu0.1 | ||
| 24.10 oracular | python3-flask-cors – 4.0.1-1ubuntu0.1 | ||
| 24.04 noble | python3-flask-cors – 4.0.0-1ubuntu0.1~esm1 | ||
| 22.04 jammy | python3-flask-cors – 3.0.9-2ubuntu0.1 | ||
| 20.04 focal | python3-flask-cors – 3.0.8-2ubuntu0.1+esm1 | ||
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