What’s Vulnerable › Vulnerabilities

CVE-2016-10073

• Severity: high (CVSS 7.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 83.6% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2017-05-23 · updated 2026-06-17
• Weakness: CWE-200

Description

The from method in library/core/class.email.php in Vanilla Forums before 2.3.1 allows remote attackers to spoof the email domain in sent messages and potentially obtain sensitive information via a crafted HTTP Host header, as demonstrated by a password reset request.

Affected products

• Vanilla Forums: through 2.3.0

References

• http://packetstormsecurity.com/files/142486/Vanilla-Forums-2.3-Remote-Code-Execution.html
• https://exploitbox.io/vuln/Vanilla-Forums-Exploit-Host-Header-Injection-CVE-2016-10073-0day.html
• https://open.vanillaforums.com/discussion/33498/critical-security-release-vanilla-2-3-1
• https://www.exploit-db.com/exploits/41996/
• http://packetstormsecurity.com/files/142486/Vanilla-Forums-2.3-Remote-Code-Execution.html
• https://exploitbox.io/vuln/Vanilla-Forums-Exploit-Host-Header-Injection-CVE-2016-10073-0day.html
• https://open.vanillaforums.com/discussion/33498/critical-security-release-vanilla-2-3-1
• https://www.exploit-db.com/exploits/41996/

Get alerted when CVE-2016-10073 or the next vulnerability affects your stack