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CVE-2013-2259

25
FAUCET Score

CVE-2013-2259 describes an arbitrary code execution vulnerability in Cryptocat versions prior to 2.0.22, specifically affecting the Firefox Conversation Overview. This critical vulnerability carries a CVSS score of 9.8, indicating a network-exploitable flaw with low attack complexity, requiring no user interaction, and leading to complete compromise of confidentiality, integrity, and availability. Despite its high severity, there is no evidence of active exploitation, publicly available exploit code, or significant community discussion or media coverage for this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 2.0.22CPE matchmatch criteria
cpe:2.3:a:cryptocat_project:cryptocat:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

9.8CRITICAL

CVSS:3.1/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
3.1

Exploit Intelligence

EPSS Score
3.67%
Probability of exploitation in next 30 days
EPSS Percentile
88.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0367 is in the 81st 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

Remediation records are not available for this CVE.

References

tobtu.com / decryptocat.php
Product
openwall.com / lists/oss-security/2013/07/10/15
Mailing ListThird Party Advisory
securityfocus.com / bid/61089
Third Party AdvisoryVDB Entry