CVE-2019-25319Public exploit

Code execution via oversized domain keyword

Published Feb 12, 2026 · Updated Feb 12, 2026

Stack-based buffer overflow in InternetSoft Domain Quester Pro 6.02 allows attackers to execute arbitrary code through crafted keyword input. An oversized value in the Domain Name Keywords dialog overruns a stack buffer, overwriting EAX and the SEH record after 4,116 bytes. Exploitation requires a user to paste the payload and confirm the dialog; successful shellcode runs with the application's privileges.

CVSS severity8.4
High
EPSS probability0.47%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Stack-based buffer overflow in InternetSoft Domain Quester Pro 6.02 allows attackers to execute arbitrary code through crafted keyword input. An oversized value in the Domain Name Keywords dialog overruns a stack buffer, overwriting EAX and the SEH record after 4,116 bytes. Exploitation requires a user to paste the payload and confirm the dialog; successful shellcode runs with the application's privileges.

The record

CVE
CVE-2019-25319
Published
Feb 12, 2026
Updated
Feb 12, 2026
Vendor
InternetSoft
Product
Domain Quester Pro
Classifications
CWE-121, T1203
Attack vector
local
Privileges
unauthenticated

Timeline

How it unfolded

  1. Feb 12, 2026CVE publishedPublication date reported by the CVE source.
  2. Feb 12, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=6.02

What conditions does exploitation require?

Attack vectorlocal
Required privilegesunauthenticated

What is affected?

InternetSoft · Domain Quester Proversion=6.02

Published CVSS scores

8.4VulnCheckCVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
9.8VulnCheckCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

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No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

CWE-121Stack-based Buffer Overflow
T1203Exploitation for Client Execution

Public exploit references

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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