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CVE-2013-3300

14
FAUCET Score

CVE-2013-3300 describes an information disclosure vulnerability in the JsonParser class of Lift versions prior to 2.5. This flaw allows remote authenticated users to potentially access sensitive session information from other users by providing specially crafted invalid JSON input containing a '<' character. With a CVSS score of 4.0, this vulnerability is of medium severity, requiring authentication and having a low attack complexity, but only impacting confidentiality. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 2.5CPE matchmatch criteria
cpe:2.3:a:liftweb:lift:*:rc6:*:*:*:*:*:*
2.1CPE matchmatch criteria
cpe:2.3:a:liftweb:lift:2.1:*:*:*:*:*:*:*
2.2CPE matchmatch criteria
cpe:2.3:a:liftweb:lift:2.2:*:*:*:*:*:*:*
2.3CPE matchmatch criteria
cpe:2.3:a:liftweb:lift:2.3:*:*:*:*:*:*:*
2.4CPE matchmatch criteria
cpe:2.3:a:liftweb:lift:2.4:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

4.0MEDIUM

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

Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
Access Vector
NETWORK
Access Complexity
LOW
Authentication
SINGLE
Exploitability Score
8.0
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
1.48%
Probability of exploitation in next 30 days
EPSS Percentile
71.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0148 is in the 85th percentile among its peer group of 21,924 CVEs.

Social Chatter

No social media mentions found for this CVE.

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

Patch Available

Vendor Patches (2)

github_advisorypatch availablevia nvd_reference
View patch
mavenpatch availablevia ghsa
Product: net.liftweb:lift-webkit_2.9.1Fixed in: 2.5

Vendor Advisories (1)

mavenGHSA-jf9v-fxfq-wm76medium

Lift Sensitive Information Disclosure

May 17, 2022

References

blog.addepar.com / 2013/07/an-atypical-web-vulnerability.html
Exploit
github.com / lift/framework/commit/099d9c86cf6d81f4953957add478ab699946e601
ExploitPatch