CVE-2015-2295
MediumPublic exploitCross-site request forgery (CSRF) vulnerability in system_firmware_restorefullbackup.php in the WebGUI in pfSense before 2.2.1 allows remote attackers to hijack the authentication of administrators for requests that delete arbitrary files via the deletefile parameter.
Published Apr 10, 2015 · Updated May 6, 2026
Key Facts
Patch immediately- CVE-2015-2295 is a medium-severity vulnerability (CVSS 6.8 v2) affecting Pfsense (Netgate).
- It is not listed in any known-exploited vulnerabilities catalog. Public exploit code is available.
- EPSS estimates a 66% probability of exploitation in the next 30 days.
- Fixed versions are available, including Pfsense 2.2.
- Brandefense priority: patch immediately, because it is very likely to be exploited soon.
CVSS v2
6.8
AV:N/AC:M/Au:N/C:P/I:P/A:P
EPSS (30-day exploit likelihood)
66%
Higher than 99.2% of all scored CVEs
Exploited in the wild
No known
Not in a known-exploited catalog
Public exploit code
Available
Proof-of-concept or weaponized module
Get the full CVE-2015-2295 brief as a PDF
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Description
Cross-site request forgery (CSRF) vulnerability in system_firmware_restorefullbackup.php in the WebGUI in pfSense before 2.2.1 allows remote attackers to hijack the authentication of administrators for requests that delete arbitrary files via the deletefile parameter.
Affected Products
1 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| PfsenseNetgate | See advisory | 2.2 |
Patched Releases
Pfsense
2.2
Timeline
Publicly disclosed
Apr 10, 2015
Last updated
May 6, 2026
Weakness Type
- CWE-352 Cross-Site Request Forgery (CSRF)
References
- exploithttp://packetstormsecurity.com/files/131022/pfSense-2.2-Cross-Site-Request-Forgery-Cross-Site-Scripting.html
- exploitExploitDB-36506
- exploithttps://www.htbridge.com/advisory/HTB23251
- other36506
- otherhttps://www.pfsense.org/security/advisories/pfSense-SA-15_04.webgui.asc
FAQ
Common Questions.
Cross-site request forgery (CSRF) vulnerability in system_firmware_restorefullbackup.php in the WebGUI in pfSense before 2.2.1 allows remote attackers to hijack the authentication of administrators for requests that delete arbitrary files via the deletefile parameter.
Affected: Pfsense (Netgate). The full list is in the CVE brief.
It is not listed in any known-exploited vulnerabilities catalog.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
Public exploit code is available.
Fixed versions are available, including Pfsense 2.2.
Brandefense priority: patch immediately, because it is very likely to be exploited soon.
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