CVE-2025-7393: Improper Restriction of Excessive Authentication Attempts vulnerability in Drupal Mail Login allows Brute Forc

This month

CRITICAL 9.8REMOTEUPGRADE

CVE-2025-7393 is a critical-severity flaw (CVSS 9.8) affecting mail login. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Improper Restriction of Excessive Authentication Attempts vulnerability in Drupal Mail Login allows Brute Force.This issue affects Mail Login: from 3.0.0 before 3.2.0, from 4.0.0 before 4.2.0.

Why this priority

Critical severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.5% (top 56%)
CISA exploited list	No
Weakness	CWE-307
Published	2025-07-21
Last modified	2026-06-17

Publisher (CNA): Drupal.org · Vendor: mqanneh

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

Am I affected?

Timeline

2025-07-21 17:15 UTCPublished CVE record published
2026-06-17 10:04 UTCUpdated Record last modified

mqanneh mail login UPGRADE

Affected: >= 3.0.0 and < 3.2.0 · >= 4.0.0 and < 4.2.0

Fixed in: 3.2.0, 4.2.0

Safe to downgrade to: a release before 3.0.0

1. Check installed version

apt-cache policy mail-login || rpm -q mail-login || mail-login --version

2. UPGRADE to 3.2.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade mail-login

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade mail-login

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

3. If no update is available yet, DOWNGRADE to a release before 3.0.0 (Debian / Ubuntu)

apt-cache madison mail-login sudo apt install mail-login=<VERSION_BEFORE_3.0.0> sudo apt-mark hold mail-login

3. If no update is available yet, DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list mail-login sudo dnf downgrade mail-login-<VERSION_BEFORE_3.0.0> sudo dnf versionlock add mail-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-2025-7393?

mail login: upgrade to 3.2.0, 4.2.0. Exact commands for each OS are on this page.

Is CVE-2025-7393 being exploited?

CVE-2025-7393 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-2025-7393 affect?

CVE-2025-7393 affects mail login. Severity is critical (CVSS 9.8). Improper Restriction of Excessive Authentication Attempts vulnerability in Drupal Mail Login allows Brute Force.This issue affects Mail Login: from 3.0.0 before 3.2.0, from 4.0.0 before 4.2.0.

How urgent is CVE-2025-7393?

Priority 50/100. Critical severity; Remotely exploitable, no login, no user action

Software pages

Drupal vulnerabilities

References

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