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Vulnerabilities

Vulnerability · 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 Jul 23, 2019 · catalog updated Jun 17, 2026 · HAProxy through 2.0.2 allows

Last checked Nov 5, 2026. A connected source was read within the last 7 days.

Check this week

CVE-2019-14241 is not in CISA KEV. FIRST estimates a 70.24% chance of exploitation in the next 30 days. Check whether you run HAProxy through 2.0.2 allows.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (HAProxy through 2.0.2 allows).
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.

Same product and reporting

Severity
High7.5
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
70.24%
Remediation
Version ranges on file
Affected products
cpe haproxy/haproxy

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.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe haproxy/haproxy>= 1.4, <= 1.9.8
  • cpe haproxy/haproxy>= 2.0.0, <= 2.0.2

How to fix CVE-2019-14241

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2019-14241 is not in CISA KEV. FIRST estimates a 70.24% chance of exploitation in the next 30 days. Check whether you run HAProxy through 2.0.2 allows.

Which versions are affected?

Compare what you have installed with >= 1.4, <= 1.9.8, >= 2.0.0, <= 2.0.2. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-835: Infinite Loop. EPSS 70.24%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Technology hubs

HAProxy security

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Jul 23, 2019 · Monitored products — high

    Detected

    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.

  2. Jun 17, 2026 · Monitored products — high

    Updated

    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.

Sources

  • CVE.orgVulnerability recordCVE-2019-14241

    Official CVE identifier

    cve.org
  • Monitored products — highVendor advisoryCVE-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.

    nvd.nist.gov

References

Freshness

Last verified in this catalog Nov 5, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • CVE.orgNov 4, 2026
  • Monitored products — highNov 2, 2026