What is CVE-2019-14241?

CVE-2019-14241 is a high-severity vulnerability in Haproxy, classified under Loop with Unreachable Exit Condition (Infinite Loop). CVSS score: 7.5/10. Published 2019-07-23.

How severe is CVE-2019-14241?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Haproxy

CVE-2019-14241

HAProxy through 2.0.2 allows attackers to cause a denial of service (ha_panic) via vectors related to htx_manage_client_side_cookies in proto_htx.c.

Published 2019-07-23 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.702 (99.4th percentile), scored 2026-10-29.

High probability of exploitation in the next 30 days — patch promptly. 99th percentile — 99.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.702 · newest: 0.702 · change: 0.000

Affected products

Haproxy

Weakness classification (CWE)

CWE-835 — Loop with Unreachable Exit Condition (Infinite Loop)

References

github.com/haproxy/haproxy/issues/181 (Exploit, Third Party Advisory)
www.securityfocus.com/bid/109352 (VDB Entry, Third Party Advisory, vdb-entry)
lists.opensuse.org/opensuse-security-announce/2019-11/msg00062.html (vendor-advisory)
lists.opensuse.org/opensuse-security-announce/2019-11/msg00060.html (vendor-advisory)

Frequently asked questions

What is CVE-2019-14241?: CVE-2019-14241 is a high-severity vulnerability in Haproxy, classified under Loop with Unreachable Exit Condition (Infinite Loop). CVSS score: 7.5/10. Published 2019-07-23.
How severe is CVE-2019-14241?: High severity. CVSS v3 base score is 7.5 out of 10.