CVE-2015-4395: The HybridAuth Social Login module 7.x-2.x before 7.x-2.10 for Drupal stores passwords in plaintext when the "

Routine

LOW 3.5DOWNGRADE

CVE-2015-4395 is a low-severity flaw (CVSS 3.5) affecting hybridauth social login. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The HybridAuth Social Login module 7.x-2.x before 7.x-2.10 for Drupal stores passwords in plaintext when the "Ask user for a password when registering" option is enabled, which allows remote authenticated users with certain permissions to obtain sensitive information by leveraging access to the database.

Why this priority

No elevated risk signals yet

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

Risk facts

CVSS score	3.5 (Low)
EPSS exploit chance	1.0% (top 38%)
CISA exploited list	No
Weakness	CWE-200
Published	2015-06-15
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: hybridauth social login project

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

Am I affected?

Timeline

2015-06-15 14:59 UTCPublished CVE record published
2026-06-17 00:27 UTCUpdated Record last modified

hybridauth social login project hybridauth social login DOWNGRADE

Affected: 7.x-2.0 · 7.x-2.1 · 7.x-2.2 · 7.x-2.3 · 7.x-2.4 · 7.x-2.5 · 7.x-2.6 · 7.x-2.7

Fixed in: no fixed release known

Safe to downgrade to: a release before 7.x-2.0

1. Check installed version

apt-cache policy hybridauth-social-login || rpm -q hybridauth-social-login || hybridauth-social-login --version

2. No fixed release: DOWNGRADE to a release before 7.x-2.0 (Debian / Ubuntu)

apt-cache madison hybridauth-social-login sudo apt install hybridauth-social-login=<VERSION_BEFORE_7.x-2.0> sudo apt-mark hold hybridauth-social-login

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

dnf --showduplicates list hybridauth-social-login sudo dnf downgrade hybridauth-social-login-<VERSION_BEFORE_7.x-2.0> sudo dnf versionlock add hybridauth-social-login

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-2015-4395?

hybridauth social login: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2015-4395 being exploited?

CVE-2015-4395 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-2015-4395 affect?

CVE-2015-4395 affects hybridauth social login. Severity is low (CVSS 3.5). The HybridAuth Social Login module 7.x-2.x before 7.x-2.10 for Drupal stores passwords in plaintext when the "Ask user for a password when registering" option is enabled, which allows remote authenticated users with certain permissions to o

How urgent is CVE-2015-4395?

Priority 28/100. No elevated risk signals yet.

Software pages

Drupal vulnerabilities

Related CVEs

CVE-2015-5511 MEDIUM 5.0 DOWNGRADE The HybridAuth Social Login module 7.x-2.x before 7.x-2.13 for Drupal allows remote attackers to bypass the us

References

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