CVE-2015-5515: The Views Bulk Operations (VBO) module 6.x-1.x and 7.x-3.x before 7.x-3.3 for Drupal, when the bulk operation

Routine

MEDIUM 4.9DOWNGRADE

CVE-2015-5515 is a medium-severity flaw (CVSS 4.9) affecting views bulk operations. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The Views Bulk Operations (VBO) module 6.x-1.x and 7.x-3.x before 7.x-3.3 for Drupal, when the bulk operation for changing Roles is enabled, allows remote authenticated users to edit user accounts and add arbitrary roles to the accounts by leveraging access to a user account listing view with VBO enabled.

Why this priority

No elevated risk signals yet

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	4.9 (Medium)
EPSS exploit chance	1.6% (top 24%)
CISA exploited list	No
Weakness	CWE-264
Published	2015-08-18
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: views bulk operations project

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2015-08-18 18:00 UTCPublished CVE record published
2026-06-17 00:29 UTCUpdated Record last modified

views bulk operations project views bulk operations DOWNGRADE

Affected: 6.x-1.17 · 6.x-1.x dev · 7.x-3.0 · 7.x-3.0 alpha1 · 7.x-3.0 alpha2 · 7.x-3.0 alpha3 · 7.x-3.0 beta1 · 7.x-3.0 beta2

Fixed in: no fixed release known

Safe to downgrade to: a release before 6.x-1.17

1. Check installed version

apt-cache policy views-bulk-operations || rpm -q views-bulk-operations || views-bulk-operations --version

2. No fixed release: DOWNGRADE to a release before 6.x-1.17 (Debian / Ubuntu)

apt-cache madison views-bulk-operations sudo apt install views-bulk-operations=<VERSION_BEFORE_6.x-1.17> sudo apt-mark hold views-bulk-operations

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list views-bulk-operations sudo dnf downgrade views-bulk-operations-<VERSION_BEFORE_6.x-1.17> sudo dnf versionlock add views-bulk-operations

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2015-5515?

views bulk operations: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2015-5515 being exploited?

CVE-2015-5515 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2015-5515 affect?

CVE-2015-5515 affects views bulk operations. Severity is medium (CVSS 4.9). The Views Bulk Operations (VBO) module 6.x-1.x and 7.x-3.x before 7.x-3.3 for Drupal, when the bulk operation for changing Roles is enabled, allows remote authenticated users to edit user accounts and add arbitrary roles to the accounts by

How urgent is CVE-2015-5515?

Priority 36/100. No elevated risk signals yet.

Software pages

Drupal vulnerabilities

Related CVEs

CVE-2010-5277 MEDIUM 4.9 DOWNGRADE Unspecified vulnerability in the Views Bulk Operations module 6 before 6.x-1.10 for Drupal allows remote authe

References

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