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CVE-2007-2383

16
FAUCET Score

CVE-2007-2383 describes a JavaScript Hijacking vulnerability in the Prototype framework prior to version 1.5.1 RC3. This flaw allows remote attackers to steal data by tricking a user into visiting a malicious webpage that loads JSON data from a vulnerable application via a SCRIPT tag, then extracts it using other JavaScript. With a CVSS score of 5.0, this vulnerability has a low attack complexity and requires no authentication, potentially leading to unauthorized information disclosure. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
1.5.1_rc3CPE matchmatch criteria
cpe:2.3:a:prototypejs:prototype_framework:1.5.1_rc3:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.0MEDIUM

AV:N/AC:L/Au:N/C:P/I:N/A:N

Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
2.37%
Probability of exploitation in next 30 days
EPSS Percentile
82.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0237 is in the 73rd percentile among its peer group of 23,690 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

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

Remediation

Vendor Advisories (1)

redhatCVE-2007-2383

embedded prototype.js JavaScript hijacking

References

dev.rubyonrails.org / ticket/7910
prototypejs.org / 2007/4/24/release-candidate-3
secunia.com / advisories/37677
debian.org / security/2009/dsa-1952
fortifysoftware.com / servlet/downloads/public/JavaScript_Hijacking.pdf
URL Repurposed