Drupal Open Redirect

published 2016-11-25 9 y ago modified 2026-06-17 4 mo ago also GHSA-66gr-xrcf-8jpq , EUVD-2022-2726

cvss: 6.8; version 3.0, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 1.5%; EPSS 1.5% chance of exploitation in 30 days, percentile 75%
public exploits: 0; none known

Confirmation forms in Drupal 7.x before 7.52 make it easier for remote authenticated users to conduct open redirect attacks via unspecified vectors.

Patch / fix

fixed in 1 distros 1 links 1

packagist drupal/core 7.52, 8.2.3

drupal Arch Linux 7.52-1

arch linux advisories AVG-75

drupal.org/SA-CORE-2016-005 advisory

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-2016-9451 updated 2026-01-13

drupal: Multiple vulnerabilities fixed in 7.52

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

1.54% chance of exploitation in the next 30 days, higher than 75% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
NVD	3.0	6.8	CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:N/I:H/A:N
NVD	2.0	4.9	AV:N/AC:M/Au:S/C:P/I:P/A:N
GitHub	3.0	6.8	CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:N/I:H/A:N

Affected packages

ecosystem	package	affected	fixed in
packagist	drupal/core	>=7.0, <7.52 >=8.0, <8.2.3	7.52 8.2.3

Classification

Weakness

CWE-601 URL Redirection to Untrusted Site

References

drupal.org /SA-CORE-2016-005
web, patch, vendor-advisory
debian.org /security/2016/dsa-3718
vendor-advisory, web
securityfocus.com /bid/94367
vdb-entry, web, third-party-advisory
nvd.nist.gov /vuln/detail/CVE-2016-9451
advisory
github.com /drupal/core
package

Sources

CVE List CVE-2016-9451
GitHub Advisory GHSA-66gr-xrcf-8jpq
NVD CVE-2016-9451

Fencer Vulns 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