CVE-2026-55803

Description

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.*.

PUBLISHED Reserved 2026-06-17 | Published 2026-07-10 | Updated 2026-07-13 | Assigner drupal

Problem types

CWE-915 Improperly Controlled Modification of Dynamically-Determined Object Attributes

Product status

Credits

Michael Maturi (michaelmaturi) finder

Björn Brala (bbrala) remediation developer

Sascha Grossenbacher (berdir) remediation developer

Lee Rowlands (larowlan) remediation developer

Dave Long (longwave) remediation developer

Drew Webber (mcdruid) remediation developer

Anna Kalata (akalata) coordinator

Benji Fisher (benjifisher) coordinator

Damien McKenna (damienmckenna) coordinator

David Strauss (david strauss) coordinator

Neil Drumm (drumm) coordinator

Greg Knaddison (greggles) coordinator

Tim Hestenes Lehnen (hestenet) coordinator

Lee Rowlands (larowlan) coordinator

Dave Long (longwave) coordinator

Drew Webber (mcdruid) coordinator

Juraj Nemec (poker10) coordinator

Ra Mänd (ram4nd) coordinator

Jess (xjm) coordinator

References

www.drupal.org/sa-core-2026-005

cve.org (CVE-2026-55803)

nvd.nist.gov (CVE-2026-55803)

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