CVE-2026-26080

3.7 lowEPSS 0.5%

Low (3.7) in haproxy. EPSS 0.5% chance of exploitation in the next 30 days.

HAProxy Community Edition 3.2.x through 3.3.x before 3.3.3 can enter a loop or crash because varint is mishandled. HAProxy Enterprise and ALOHA are also affected.

Severity

CVSS 3.1

3.7 low

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L

EPSS: 0.5% chance of exploitation in the next 30 days; higher than 45% of CVEs (scores of 2026-10-31)
CWE: CWE-252
Published: 2026-07-20
Modified: 2026-08-25
Record from: the NVD, synced 2026-10-19

Affected

haproxy:aloha
haproxy:haproxy
haproxy:haproxy_enterprise

References

https://git.haproxy.org/?p=haproxy-3.2.git;a=commit;h=5bb098ce8a656ec5711b4de3e4c87f12b216e7a1
https://www.haproxy.org

Check your stack JSON