How severe is CVE-2025-32464?

CVE-2025-32464 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2025-32464 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (51st percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-32464?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-32464 have an EU (EUVD) identifier?

Yes. CVE-2025-32464 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-10415.

When was CVE-2025-32464 published?

CVE-2025-32464 was published on 2025-04-09 and last updated on 2026-06-17.

CVE-2025-32464

CVE-2025-32464 is a medium-severity vulnerability with a CVSS 3.x base score of 6.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-1025.

Key facts

Severity: Medium (CVSS 3.x base score 6.8)
EPSS exploit prediction: 1% (51st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-10415
Weakness: CWE-1025
Published: 2025-04-09
Last modified: 2026-06-17

Description

HAProxy 2.2 through 3.1.6, in certain uncommon configurations, has a sample_conv_regsub heap-based buffer overflow because of mishandling of the replacement of multiple short patterns with a longer one.

Frequently asked questions

What is CVE-2025-32464?: HAProxy 2.2 through 3.1.6, in certain uncommon configurations, has a sample_conv_regsub heap-based buffer overflow because of mishandling of the replacement of multiple short patterns with a longer one.
How severe is CVE-2025-32464?: CVE-2025-32464 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2025-32464 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (51st percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-32464?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-32464 have an EU (EUVD) identifier?: Yes. CVE-2025-32464 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-10415.
When was CVE-2025-32464 published?: CVE-2025-32464 was published on 2025-04-09 and last updated on 2026-06-17.

References

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