What is CVE-2019-25631?

CVE-2019-25631 is a high-severity vulnerability in Aida64 Business, classified under Out-of-bounds Write. CVSS score: 8.4/10. Published 2026-03-24.

How severe is CVE-2019-25631?

High severity. CVSS v3 base score is 8.4 out of 10.

Buffer overflow in Aida64 Business

CVE-2019-25631

AIDA64 Business 5.99.4900 contains a structured exception handling buffer overflow vulnerability that allows local attackers to execute arbitrary code by overwriting SEH pointers with malicious shellcode. Attackers can inject egg hunter sh…

Vulnerability class: Buffer Overflow

EPSS: 0.000 (0.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.4 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Aida64 Business — versions 5.99.4900 #

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

ExploitDB-46639 (exploit)
Official Product Homepage (product)
Product Reference (product)
VulnCheck Advisory: AIDA64 Business 5.99.4900 SEH Buffer Overflow via EggHunter (third-party-advisory)

Frequently asked questions

What is CVE-2019-25631?: CVE-2019-25631 is a high-severity vulnerability in Aida64 Business, classified under Out-of-bounds Write. CVSS score: 8.4/10. Published 2026-03-24.
How severe is CVE-2019-25631?: High severity. CVSS v3 base score is 8.4 out of 10.