How severe is CVE-2013-2261?

CVE-2013-2261 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2013-2261 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 12% (96th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2013-2261?

CVE-2013-2261 affects Cryptocat Project Cryptocat. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2013-2261?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2013-2261 published?

CVE-2013-2261 was published on 2019-11-04 and last updated on 2026-06-16.

CVE-2013-2261

CVE-2013-2261 is a high-severity vulnerability in Cryptocat Project Cryptocat with a CVSS 3.x base score of 7.5. Its EPSS exploit-prediction score of 12% places it in the 96th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-200.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 12% (96th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Cryptocat Project Cryptocat
Published: 2019-11-04
Last modified: 2026-06-16

Description

Cryptocat before 2.0.22 Chrome Extension 'img/keygen.gif' has Information Disclosure

Frequently asked questions

What is CVE-2013-2261?: Cryptocat before 2.0.22 Chrome Extension 'img/keygen.gif' has Information Disclosure
How severe is CVE-2013-2261?: CVE-2013-2261 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2013-2261 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 12% (96th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-2261?: CVE-2013-2261 affects Cryptocat Project Cryptocat. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2013-2261?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2013-2261 published?: CVE-2013-2261 was published on 2019-11-04 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:cryptocat_project:cryptocat:*:*:*:*:*:*:*:*

More vulnerabilities in Cryptocat Project Cryptocat

CVE-2013-4108 — Critical (CVSS 9.8): Multiple unspecified vulnerabilities in Cryptocat Project Cryptocat 2.0.18 have unknown impact and attack vectors.
CVE-2013-2260 — Critical (CVSS 9.8): Cryptocat before 2.0.22: Cryptocat.random() Function Array Key has Entropy Weakness
CVE-2013-2259 — Critical (CVSS 9.8): Cryptocat before 2.0.22 has Arbitrary Code Execution on Firefox Conversation Overview
CVE-2013-4103 — Critical (CVSS 9.8): Cryptocat before 2.0.22 has Remote Script Injection due to improperly sanitizing user input
CVE-2013-4102 — Critical (CVSS 9.1): Cryptocat before 2.0.22 strophe.js Math.random() Random Number Generator Weakness
CVE-2013-4105 — High (CVSS 7.5): Cryptocat before 2.0.22 has Multiparty Encryption Scheme Information Disclosure

All CVEs affecting Cryptocat Project Cryptocat →

Other CWE-200 (Exposure of Sensitive Information to an Unauthorized Actor) vulnerabilities

CVE-2026-27604 — Critical (CVSS 10.0): FOSSBilling is a free, open-source billing and client management system. Starting in version 0.5.4 and prior to version…
CVE-2026-40965 — Critical (CVSS 10.0): Cloud Foundry UAA versions v76.12.0 through v78.12.0 are vulnerable to a private key exposure. The server contains a…
CVE-2026-42826 — Critical (CVSS 10.0): Exposure of sensitive information to an unauthorized actor in Azure DevOps allows an unauthorized attacker to disclose…
CVE-2025-29270 — Critical (CVSS 10.0): Incorrect access control in the realtime.cgi endpoint of Deep Sea Electronics devices DSE855 v1.1.0 to v1.1.26 allows…
CVE-2025-61481 — Critical (CVSS 10.0): An issue in MikroTik RouterOS v.7.14.2 and SwOS v.2.18 exposes the WebFig management interface over cleartext HTTP by…
CVE-2025-53624 — Critical (CVSS 10.0): The Docusaurus gists plugin adds a page to your Docusaurus instance, displaying all public gists of a GitHub user.…

Browse all CWE-200 (Exposure of Sensitive Information to an Unauthorized Actor) vulnerabilities →