What’s Vulnerable › Vulnerabilities

CVE-2019-25626: River Past Cam Do 3.7.6 Local Buffer Overflow in Activation Code

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2026-03-24 · updated 2026-06-17
• Weakness: CWE-434

Description

River Past Cam Do 3.7.6 contains a local buffer overflow vulnerability in the activation code input field that allows local attackers to execute arbitrary code by supplying a malicious activation code string. Attackers can craft a buffer containing 608 bytes of junk data followed by shellcode and SEH chain overwrite values to trigger code execution when the activation dialog processes the input.

Affected products

• Flexhex River Past Cam Do: through 3.7.6

References

• http://www.flexhex.com
• https://en.softonic.com/download/river-past-cam-do/windows/post-download?sl=1
• https://www.exploit-db.com/exploits/46670
• https://www.vulncheck.com/advisories/river-past-cam-do-local-buffer-overflow-in-activation-code

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