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Fencer Intel
medium 4.3

CVE-2013-5645 json

Multiple cross-site scripting (XSS) vulnerabilities in Roundcube webmail before 0.9.3 allow user-assisted remote attackers to inject arbitr…

published 13y ago modified 4mo ago also EUVD-2013-5485

cvss
4.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.9%
EPSS 1.9% chance of exploitation in 30 days, percentile 79%
public exploits
0
none known

Summary

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.

Patch / fix

  • roundcube Debian 14, Debian 13, Debian 12 0.9.4-1

debian advisories DEBIAN-CVE-2013-5645

  • roundcubemail openSUSE Tumbleweed 1.2.3-1.1

opensuse advisories openSUSE-SU-2024:10491-1

Is CVE-2013-5645 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2013-5645 updated cvss 4.3

roundcubemail: two XSS flaws fixed in 0.9.3

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

1.88% chance of exploitation in the next 30 days, higher than 79% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • trac.roundcube.net http://trac.roundcube.net/changeset/ce5a6496fd6039962ba7424d153278e41ae8761b/github referenced PoC, tagged "exploit" by a source, unverified
  • trac.roundcube.net http://trac.roundcube.net/changeset/93b0a30c1c8aa29d862b587b31e52bcc344b8d16/github referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:N/I:P/A:N

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.