CVE-2026-55810 Plotly.js Graphing - Critical - PHP object injection - SA-CONTRIB-2026-050
An attacker can exploit PHP object injection in the Plotly.js Graphing module to potentially execute arbitrary code on the Drupal site.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2026-55810?
CVE-2026-55810 is a high-severity unsafe deserialization vulnerability in Drupal Plotly.js Graphing, published on 10 Jul 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Improperly Controlled Modification of Dynamically-Determined Object Attributes vulnerability in Drupal Plotly.js Graphing allows Object Injection. This issue affects Plotly.js Graphing versions: from 0.0.0 to 3.0.2.
Weakness: CWE-915
Which versions are affected by CVE-2026-55810?
It affects 1 product.
Linux distribution packages (1)
drupal/plotly_js Packagist:https://packages.drupal.org/8 | All versions | 3.0.2 |
Products include Plotly Plotly.js Graphing.
How do I fix CVE-2026-55810?
Upgrade to a fixed version.
Upgrade, and only deserialise data from trusted sources or with an allow-list of types. More about Unsafe deserialization.
Is CVE-2026-55810 being exploited?
There is no known exploitation of CVE-2026-55810 in the wild and no public exploit code.
Sources
Also known as DRUPAL-CONTRIB-2026-050, GHSA-gr6q-5p85-fq4q.