Drupal external link injection vulnerability

published 2018-03-01 8 y ago modified 2026-06-17 4 mo ago also GHSA-wm86-w3cf-h6vm , EUVD-2022-5594

cvss: 4.7; version 3.0, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 1.2%; EPSS 1.2% chance of exploitation in 30 days, percentile 67%
public exploits: 0; none known

Drupal core 7.x versions before 7.57 has an external link injection vulnerability when the language switcher block is used. A similar vulnerability exists in various custom and contributed modules. This vulnerability could allow an attacker to trick users into unwillingly navigating to an external site.

Patch / fix

fixed in 3

packagist drupal/core 7.57
packagist drupal/drupal 7.57
drupal drupal 7.57

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-2017-6932 updated 2026-01-08 cvss 6.1

drupal: Multiple vulnerabilities fixed in 7.57 and 8.4.5 (SA-CORE-2018-001)

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

1.17% chance of exploitation in the next 30 days, higher than 67% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
NVD	3.0	4.7	CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N
NVD	2.0	5.8	AV:N/AC:M/Au:N/C:P/I:P/A:N
GitHub	3.0	4.7	CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N

Affected packages

ecosystem	package	affected	fixed in
packagist	drupal/core	>=7.0, <7.57	7.57
packagist	drupal/drupal	>=7.0, <7.57	7.57

Affected products

Drupal.org Drupal Core

Classification

Weakness

CWE-601 URL Redirection to Untrusted Site

References

debian.org /security/2018/dsa-4123
vendor-advisory, web, third-party-advisory
drupal.org /sa-core-2018-001
web, vendor-advisory
lists.debian.org /debian-lts-announce/2018/02/msg00030.html
mailing-list, web, third-party-advisory
nvd.nist.gov /vuln/detail/CVE-2017-6932
advisory
github.com /FriendsOfPHP/security-advisories/blob/master/drupal/core/CVE-2017-6932.yaml
web
github.com /FriendsOfPHP/security-advisories/blob/master/drupal/drupal/CVE-2017-6932.yaml
web
github.com /drupal/core
package

Sources

CVE List CVE-2017-6932
GitHub Advisory GHSA-wm86-w3cf-h6vm
NVD CVE-2017-6932

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.

Summary