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CVE-2015-3907

24
FAUCET Score

CVE-2015-3907 describes an XML External Entity (XXE) vulnerability in CodeIgniter Rest Server (aka codeigniter-restserver) version 2.7.1. This critical vulnerability, with a CVSS score of 9.8, allows unauthenticated attackers to remotely execute arbitrary code, access sensitive data, or cause denial of service. Despite its high severity and potential for significant impact, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
2.7.1CPE matchmatch criteria
cpe:2.3:a:codeigniter-restserver_project:codeigniter-restserver:2.7.1:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

9.8CRITICAL

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.64%
Probability of exploitation in next 30 days
EPSS Percentile
73.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0164 is in the 61st percentile among its peer group of 36,833 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

composerpatch availablevia ghsa
Product: chriskacerguis/codeigniter-restserverFixed in: 2.7.2

Vendor Advisories (1)

composerGHSA-cc7g-9pcj-7gwmcritical

CodeIgniter Rest Server XXE Vulnerability

May 24, 2022

References

kb.hitcon.org / post/127839729207/codeigniter-rest-server-module-xxe-cve-2015-3907
ExploitThird Party Advisory