Improperly Controlled Modification of Dynamically-Determined Object Attributes vulnerability in Drupal Drupal core allows Object Injection. This issue affects Drupal core versions: from 0.0.0 to 10.5.12, from 10.6.0 to 10.6.11, from 11.2.0 to 11.2.14, from 11.3.0 to 11.3.12, from 0.0.0 to 11.0.*, from 0.0.0 to 11.1.*.
CVE-2026-55804
- No confirmed exploitation signals yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- —
- EG Score
- 0.0(none)
- EPSS
- —
- KEV
- Not listed
Published
July 10, 2026
Last Modified
July 10, 2026
References (1)
- mlhess@drupalhttps://www.drupal.org/sa-core-2026-006
Vendor Advisories for CVE-2026-55804(1)
These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 3× in last 7d / 3× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-10 22:19 UTCNVD update
- 2026-07-10 21:52 UTCEG score recompute
- 2026-07-10 21:52 UTCMITRE cvelistV5first tracked
Frequently asked(3)
What is CVE-2026-55804?
When was CVE-2026-55804 disclosed?
How do I remediate CVE-2026-55804?
Dependency Blast Radius
Explore the affected products and dependency analysis for CVE-2026-55804
Is Your Infrastructure Affected by CVE-2026-55804?
EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.