CVE-2015-6665

Cross-site scripting (XSS) vulnerability in the Ajax handler in Drupal 7.x before 7.39 and the Ctools module 6.x-1.x before 6.x-1.14 for Drupal allows remote attackers to inject arbitrary web script or HTML via vectors involving a whitelisted HTML element, possibly related to the "a" tag.

Published: 2015-08-24 Last update: 2026-05-06 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2015-6665 is rated Moderate Risk (48.4/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 2.69%). EPSS rose +1.87% over the last day, indicating growing attacker interest. Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2015-6665

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 0.82% 2.69% +1.87%
2 2025-12-28 0.61% 0.82% +0.21%
3 2025-12-27 — 0.61% —

Full EPSS history (14 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2015-6665

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
4.3 2.0 MEDIUM
AV:N/AC:M/Au:N/C:N/I:P/A:N Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:M)
Exploitation needs some favorable conditions, but not exceptional ones.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:N)
No confidentiality impact.
Integrity impact (I:P)
Partial integrity impact.
Availability impact (A:N)
No availability impact.
 8.6 2.9 [email protected]

Weakness enumeration for CVE-2015-6665

OS Trackers for CVE-2015-6665

vendor priority summary link
ubuntu medium CVE-2015-6665 medium priority: Ubuntu including 2 source packages (drupal6, drupal7), 42 status rows across 21 suites (artful, bionic, cosmic, disco, focal, jammy, kinetic, lunar, mantic, noble, oracular, plucky, precise, questing, trusty, upstream, vivid, wily, xenial, yakkety, zesty): DNE 31, ignored 6, released 3, needed 1, not-affected 1. https://ubuntu.com/security/CVE-2015-6665

Affected software / configurations for CVE-2015-6665

Vendor Product Version Raw CPE
fedoraproject fedora 21 cpe:2.3:o:fedoraproject:fedora:21:*:*:*:*:*:*:*
fedoraproject fedora 22 cpe:2.3:o:fedoraproject:fedora:22:*:*:*:*:*:*:*
fedoraproject fedora 23 cpe:2.3:o:fedoraproject:fedora:23:*:*:*:*:*:*:*
drupal drupal 7.0 cpe:2.3:a:drupal:drupal:7.0:*:*:*:*:*:*:*
drupal drupal 7.0 cpe:2.3:a:drupal:drupal:7.0:alpha1:*:*:*:*:*:*
drupal drupal 7.0 cpe:2.3:a:drupal:drupal:7.0:alpha2:*:*:*:*:*:*
drupal drupal 7.0 cpe:2.3:a:drupal:drupal:7.0:alpha3:*:*:*:*:*:*
drupal drupal 7.0 cpe:2.3:a:drupal:drupal:7.0:alpha4:*:*:*:*:*:*
drupal drupal 7.0 cpe:2.3:a:drupal:drupal:7.0:alpha5:*:*:*:*:*:*
drupal drupal 7.0 cpe:2.3:a:drupal:drupal:7.0:alpha6:*:*:*:*:*:*
drupal drupal 7.0 cpe:2.3:a:drupal:drupal:7.0:alpha7:*:*:*:*:*:*
drupal drupal 7.0 cpe:2.3:a:drupal:drupal:7.0:beta1:*:*:*:*:*:*
drupal drupal 7.0 cpe:2.3:a:drupal:drupal:7.0:beta2:*:*:*:*:*:*
drupal drupal 7.0 cpe:2.3:a:drupal:drupal:7.0:beta3:*:*:*:*:*:*
drupal drupal 7.0 cpe:2.3:a:drupal:drupal:7.0:dev:*:*:*:*:*:*
drupal drupal 7.0 cpe:2.3:a:drupal:drupal:7.0:rc1:*:*:*:*:*:*
drupal drupal 7.0 cpe:2.3:a:drupal:drupal:7.0:rc2:*:*:*:*:*:*
drupal drupal 7.0 cpe:2.3:a:drupal:drupal:7.0:rc3:*:*:*:*:*:*
drupal drupal 7.0 cpe:2.3:a:drupal:drupal:7.0:rc4:*:*:*:*:*:*
drupal drupal 7.1 cpe:2.3:a:drupal:drupal:7.1:*:*:*:*:*:*:*
drupal drupal 7.2 cpe:2.3:a:drupal:drupal:7.2:*:*:*:*:*:*:*
drupal drupal 7.3 cpe:2.3:a:drupal:drupal:7.3:*:*:*:*:*:*:*
drupal drupal 7.4 cpe:2.3:a:drupal:drupal:7.4:*:*:*:*:*:*:*
drupal drupal 7.5 cpe:2.3:a:drupal:drupal:7.5:*:*:*:*:*:*:*
drupal drupal 7.6 cpe:2.3:a:drupal:drupal:7.6:*:*:*:*:*:*:*
drupal drupal 7.7 cpe:2.3:a:drupal:drupal:7.7:*:*:*:*:*:*:*
drupal drupal 7.8 cpe:2.3:a:drupal:drupal:7.8:*:*:*:*:*:*:*
drupal drupal 7.9 cpe:2.3:a:drupal:drupal:7.9:*:*:*:*:*:*:*
drupal drupal 7.10 cpe:2.3:a:drupal:drupal:7.10:*:*:*:*:*:*:*
drupal drupal 7.11 cpe:2.3:a:drupal:drupal:7.11:*:*:*:*:*:*:*
drupal drupal 7.12 cpe:2.3:a:drupal:drupal:7.12:*:*:*:*:*:*:*
drupal drupal 7.13 cpe:2.3:a:drupal:drupal:7.13:*:*:*:*:*:*:*
drupal drupal 7.14 cpe:2.3:a:drupal:drupal:7.14:*:*:*:*:*:*:*
drupal drupal 7.15 cpe:2.3:a:drupal:drupal:7.15:*:*:*:*:*:*:*
drupal drupal 7.16 cpe:2.3:a:drupal:drupal:7.16:*:*:*:*:*:*:*
drupal drupal 7.17 cpe:2.3:a:drupal:drupal:7.17:*:*:*:*:*:*:*
drupal drupal 7.18 cpe:2.3:a:drupal:drupal:7.18:*:*:*:*:*:*:*
drupal drupal 7.19 cpe:2.3:a:drupal:drupal:7.19:*:*:*:*:*:*:*
drupal drupal 7.20 cpe:2.3:a:drupal:drupal:7.20:*:*:*:*:*:*:*
drupal drupal 7.21 cpe:2.3:a:drupal:drupal:7.21:*:*:*:*:*:*:*
drupal drupal 7.22 cpe:2.3:a:drupal:drupal:7.22:*:*:*:*:*:*:*
drupal drupal 7.23 cpe:2.3:a:drupal:drupal:7.23:*:*:*:*:*:*:*
drupal drupal 7.24 cpe:2.3:a:drupal:drupal:7.24:*:*:*:*:*:*:*
drupal drupal 7.25 cpe:2.3:a:drupal:drupal:7.25:*:*:*:*:*:*:*
drupal drupal 7.26 cpe:2.3:a:drupal:drupal:7.26:*:*:*:*:*:*:*
drupal drupal 7.27 cpe:2.3:a:drupal:drupal:7.27:*:*:*:*:*:*:*
drupal drupal 7.28 cpe:2.3:a:drupal:drupal:7.28:*:*:*:*:*:*:*
drupal drupal 7.29 cpe:2.3:a:drupal:drupal:7.29:*:*:*:*:*:*:*
drupal drupal 7.30 cpe:2.3:a:drupal:drupal:7.30:*:*:*:*:*:*:*
drupal drupal 7.33 cpe:2.3:a:drupal:drupal:7.33:*:*:*:*:*:*:*
drupal drupal 7.34 cpe:2.3:a:drupal:drupal:7.34:*:*:*:*:*:*:*
drupal drupal 7.35 cpe:2.3:a:drupal:drupal:7.35:*:*:*:*:*:*:*
drupal drupal 7.36 cpe:2.3:a:drupal:drupal:7.36:*:*:*:*:*:*:*
drupal drupal 7.37 cpe:2.3:a:drupal:drupal:7.37:*:*:*:*:*:*:*
drupal drupal 7.38 cpe:2.3:a:drupal:drupal:7.38:*:*:*:*:*:*:*
drupal drupal 7.x-dev cpe:2.3:a:drupal:drupal:7.x-dev:*:*:*:*:*:*:*
chaos_tool_suite_project ctools 6.x-1.0 cpe:2.3:a:chaos_tool_suite_project:ctools:6.x-1.0:*:*:*:*:drupal:*:*
chaos_tool_suite_project ctools 6.x-1.0 cpe:2.3:a:chaos_tool_suite_project:ctools:6.x-1.0:alpha1:*:*:*:drupal:*:*
chaos_tool_suite_project ctools 6.x-1.0 cpe:2.3:a:chaos_tool_suite_project:ctools:6.x-1.0:alpha2:*:*:*:drupal:*:*
chaos_tool_suite_project ctools 6.x-1.0 cpe:2.3:a:chaos_tool_suite_project:ctools:6.x-1.0:alpha3:*:*:*:drupal:*:*
chaos_tool_suite_project ctools 6.x-1.0 cpe:2.3:a:chaos_tool_suite_project:ctools:6.x-1.0:beta1:*:*:*:drupal:*:*
chaos_tool_suite_project ctools 6.x-1.0 cpe:2.3:a:chaos_tool_suite_project:ctools:6.x-1.0:beta2:*:*:*:drupal:*:*
chaos_tool_suite_project ctools 6.x-1.0 cpe:2.3:a:chaos_tool_suite_project:ctools:6.x-1.0:beta3:*:*:*:drupal:*:*
chaos_tool_suite_project ctools 6.x-1.0 cpe:2.3:a:chaos_tool_suite_project:ctools:6.x-1.0:beta4:*:*:*:drupal:*:*
chaos_tool_suite_project ctools 6.x-1.0 cpe:2.3:a:chaos_tool_suite_project:ctools:6.x-1.0:rc1:*:*:*:drupal:*:*
chaos_tool_suite_project ctools 6.x-1.1 cpe:2.3:a:chaos_tool_suite_project:ctools:6.x-1.1:*:*:*:*:drupal:*:*
chaos_tool_suite_project ctools 6.x-1.2 cpe:2.3:a:chaos_tool_suite_project:ctools:6.x-1.2:*:*:*:*:drupal:*:*
chaos_tool_suite_project ctools 6.x-1.3 cpe:2.3:a:chaos_tool_suite_project:ctools:6.x-1.3:*:*:*:*:drupal:*:*
chaos_tool_suite_project ctools 6.x-1.4 cpe:2.3:a:chaos_tool_suite_project:ctools:6.x-1.4:*:*:*:*:drupal:*:*
chaos_tool_suite_project ctools 6.x-1.5 cpe:2.3:a:chaos_tool_suite_project:ctools:6.x-1.5:*:*:*:*:drupal:*:*
chaos_tool_suite_project ctools 6.x-1.6 cpe:2.3:a:chaos_tool_suite_project:ctools:6.x-1.6:*:*:*:*:drupal:*:*
chaos_tool_suite_project ctools 6.x-1.7 cpe:2.3:a:chaos_tool_suite_project:ctools:6.x-1.7:*:*:*:*:drupal:*:*
chaos_tool_suite_project ctools 6.x-1.8 cpe:2.3:a:chaos_tool_suite_project:ctools:6.x-1.8:*:*:*:*:drupal:*:*
chaos_tool_suite_project ctools 6.x-1.9 cpe:2.3:a:chaos_tool_suite_project:ctools:6.x-1.9:*:*:*:*:drupal:*:*
chaos_tool_suite_project ctools 6.x-1.11 cpe:2.3:a:chaos_tool_suite_project:ctools:6.x-1.11:*:*:*:*:drupal:*:*
chaos_tool_suite_project ctools 6.x-1.12 cpe:2.3:a:chaos_tool_suite_project:ctools:6.x-1.12:*:*:*:*:drupal:*:*
chaos_tool_suite_project ctools 6.x-1.13 cpe:2.3:a:chaos_tool_suite_project:ctools:6.x-1.13:*:*:*:*:drupal:*:*
chaos_tool_suite_project ctools 6.x-1.x cpe:2.3:a:chaos_tool_suite_project:ctools:6.x-1.x:dev:*:*:*:drupal:*:*

References for CVE-2015-6665

URL Tags
http://lists.fedoraproject.org/pipermail/package-announce/2015-August/165061.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-September/165674.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-September/165690.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-September/165695.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-September/165704.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-September/165723.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-September/165724.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-September/165733.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-September/165840.html
http://www.debian.org/security/2015/dsa-3346
http://www.securityfocus.com/bid/76431
http://www.securitytracker.com/id/1033358
https://www.drupal.org/SA-CORE-2015-003 Patch Vendor Advisory
https://www.drupal.org/node/2554133 Patch
https://www.drupal.org/node/2554145 Patch Vendor Advisory
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