What is the CVSS score of CVE-2013-5645?

CVE-2013-5645 has a CVSS 2.0 base score of 4.3 (Medium). CVSS vector: AV:N/AC:M/Au:N/C:N/I:P/A:N. EPSS exploitation probability: 0.3%.

Is there a public PoC exploit available for CVE-2013-5645?

Yes, a public proof-of-concept exploit is available for CVE-2013-5645. Prioritise patching immediately. EPSS: 0.3%.

Webmail CVE-2013-5645

MEDIUM

Cross-site Scripting (XSS) (CWE-79)

2013-08-29 cve@mitre.org

XSS Webmail

4.3

CVSS 2.0 · NVD

Severity by source

NVD PRIMARY

4.3 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Confidentiality

None

Integrity

Availability

None

Lifecycle Timeline

CVE Published

Aug 29, 2013 - 12:07 cve.org

MEDIUM 4.3

DescriptionCVE.org

Multiple cross-site scripting (XSS) vulnerabilities in Roundcube webmail before 0.9.3 allow user-assisted remote attackers to inject arbitrary web script or HTML via the body of a message visited in (1) new or (2) draft mode, related to compose.inc; and (3) might allow remote authenticated users to inject arbitrary web script or HTML via an HTML signature, related to save_identity.inc.

AnalysisAI

Multiple cross-site scripting (XSS) vulnerabilities in Roundcube webmail before 0.9.3 allow user-assisted remote attackers to inject arbitrary web script or HTML via the body of a message visited in. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as Cross-Site Scripting (XSS) (CWE-79), which allows attackers to inject malicious scripts into web pages viewed by other users. Multiple cross-site scripting (XSS) vulnerabilities in Roundcube webmail before 0.9.3 allow user-assisted remote attackers to inject arbitrary web script or HTML via the body of a message visited in (1) new or (2) draft mode, related to compose.inc; and (3) might allow remote authenticated users to inject arbitrary web script or HTML via an HTML signature, related to save_identity.inc. Affected products include: Roundcube Webmail. Version information: before 0.9.3.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Sanitize all user input, use Content-Security-Policy headers, encode output contextually (HTML, JS, URL). Use frameworks with built-in XSS protection.