CVE-2021-39240
An issue was discovered in HAProxy 2.2 before 2.2.16, 2.3 before 2.3.13, and 2.4 before 2.4.3. It does not ensure that the scheme and path portions of a URI have the expected characters. For example, the authority field (as observed on a target HTTP/2 server) might differ from what the routing rules were intended to achieve.
- Affected products
- Alt Linux, Astra Linux, Haproxy
- Haproxy
- < 2.2.16, 2.3.13, 2.4.3
- CVSS 3.1
- 7.5 HIGH
- EPSS
- 2.3% (82th percentile)
- NVD status
- Modified
- Published
- 2021-08-17
CVE-2021-39240 at NVD
No indexed exploits for CVE-2021-39240 yet
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No exploit for CVE-2021-39240 has been indexed yet. Our index is built from live traffic and upstream syncs, so this page can only say what it knows — not that no exploit exists.