CVE-2026-16648 Mailer Plus Log - Moderately critical - Access bypass - SA-CONTRIB-2026-128
Low 3.8
Published
Updated
Check this codebase for CVE-2026-16648 and fix it if it is affected.
What it is: CVE-2026-16648 is a low-severity vulnerability in Drupal Mailer Plus Log, published on 22 Oct 2026.
Exploitation: There is no known exploitation of CVE-2026-16648 in the wild and no public exploit code.
Affected product: Drupal Mailer Plus Log. No package-level version data is available, so check the vendor advisory linked from the reference page.
Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.
Reference: https://insights.sbomify.com/CVE-2026-16648/ (Markdown: https://insights.sbomify.com/CVE-2026-16648/index.md)
- Exploited in the wild
- Not known
- Fix
- Available
What is CVE-2026-16648?
CVE-2026-16648 is a low-severity vulnerability in Drupal Mailer Plus Log, published on 22 Oct 2026.
Official description
Insertion of Sensitive Information into Log File vulnerability in Drupal Mailer Plus Log allows Remote Services with Stolen Credentials. This issue affects Mailer Plus Log versions: from 0.0.0 to 1.2.7.
Weakness: CWE-532
Which versions are affected by CVE-2026-16648?
Linux distribution packages (1)
drupal/symfony_mailer_log Packagist:https://packages.drupal.org/8 | All versions | 1.2.7 |
How do I fix CVE-2026-16648?
Upgrade to a fixed version.
Is CVE-2026-16648 being exploited?
There is no known exploitation of CVE-2026-16648 in the wild and no public exploit code.
Sources
Also known as DRUPAL-CONTRIB-2026-128, GHSA-rff2-xmfh-r4qc.