CVE-2016-10073
The from method in library/core/class.email.php in Vanilla Forums before 2.3.1 allows remote...
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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
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.
- Record
CVE-2016-10073- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:P/I:N/A:N - Weakness
- CWE-200
- Updated
- 2026-11-02
CVE List No score
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.
- Record
CVE-2016-10073- Updated
- 2026-11-02
EUVDEUVD-2016-1267 No score
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.
- Record
EUVD-2016-1267- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-9h94-f2wf-hrhq
The from method in library/core/class.email.php in Vanilla Forums before 2.3.1 allows remote...
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.
- Record
GHSA-9h94-f2wf-hrhq- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-200
- Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | Vanilla Forums < 2.3 - Remote Code Execution | 2017-05-11 |
| Metasploit | HTTP Host Header Injection Detection |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, Exploit-DB, GitHub Advisories, Metasploit, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2016-10073 is a high vulnerability (CVSS 7.5) in Vanillaforums Vanilla, published May 23, 2017. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 83.6%, the 99th percentile. No source names a fixed version.
References
packetstormsecurity.com/files/142486/Vanilla-Forums-2.3-Remote-Code-Execution.html
exploitbox.io/vuln/Vanilla-Forums-Exploit-Host-Header-Injection-CVE-2016-10073-0day.html
open.vanillaforums.com/discussion/33498/critical-security-release-vanilla-2-3-1
exploit-db.com/exploits/41996
nvd.nist.gov/vuln/detail/CVE-2016-10073
github.com/advisories/GHSA-9h94-f2wf-hrhq