HA
Product
haproxy
by haproxy · last CVE Oct 22, 2026
39
CVEs
0
On KEV
9.8
Max CVSS
2
New 30D
Severity mix
Critical 3High 23Medium 7Low 1
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CVECVSSEPSSPublishedSummary · affected versions
CVE-2023-0056
6.5
2%
Mar 23
An uncontrolled resource consumption vulnerability was discovered in HAProxy which could crash the service
Affected: All versions, or not specified
CVE-2019-11323
5.9
1%
May 9
HAProxy before 1.9.7 mishandles a reload with rotated keys, which triggers use of uninitialized, and very predictable, HMAC keys
Affected: 1.9.2 before 1.9.7
CVE-2018-11469
5.9
3%
May 25
Incorrect caching of responses to requests including an Authorization header in HAProxy 1.8.0 through 1.8.9 (if cache enabled) allows attackers to achieve information disclosure…
Affected: 1.8.0 through 1.8.9
CVE-2026-33555
5.8
0%
Apr 13
An issue was discovered in HAProxy before 3.3.6
Affected: 2.6 before 3.3.6
CVE-2021-39241
5.3
2%
Aug 17
An issue was discovered in HAProxy 2.0 before 2.0.24, 2.2 before 2.2.16, 2.3 before 2.3.13, and 2.4 before 2.4.3
Affected: 2.0.0 before 2.0.24; 2.2.0 before 2.2.16; 2.3.0 before 2.3.13; 2.4.0 before 2.4.3
CVE-2016-2102
5.3
2%
Aug 22
HAProxy statistics in openstack-tripleo-image-elements are non-authenticated over the network
Affected: All versions, or not specified
CVE-2026-26081
4.8
0%
Jul 20
HAProxy Community Edition 3.0 through 3.3 before 3.3.3 lacks a length check for the NEW_TOKEN format
Affected: 3.0 before 3.0.12; 3.1 before 3.1.14; 3.2 before 3.2.12; 3.3 before 3.3.3
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