CVE-2026-55803Disclosure(drupal / drupal)

LOWCVSS 5.9 · MEDIUM

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD 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.*.

0.0/ 10 priority

Sources & remediation

Vendor / third-party advisories
Weakness type (CWE)
CWE-915

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

STABLE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

  • drupal

Threat summary

  • 2 mentions across 2 observed days
  • Momentum state: stable

What's happening

  • Technical details provided in 1 signal
  • Disclosure: 2 classified signals
  • Peaked 1d ago at 1 mentions (2026-06-18); latest day: 1
  • 2 total mentions across 2 days

Affected systems

Vendors
Products
drupal

Deep dive

Activity timeline2 mentions / 2d
00111Mentions · 2026-06-18: 1Mentions · 2026-07-01: 1Technical Details · 2026-06-18: 106-1807-01
Signal classification1 categories
Disclosure
2100.0%
Referenced assets2 URLs
Full discourse2 posts
  • CERT-PY@CERTpy
    Disclosure

    ⚠️ Vulnerabilidad en productos Drupal ❗ CVE-2026-55803 ➡️ Más info: https://www.cert.gov.py/vulnerabilidad-en-productos-drupal/ https://t.co/xkyCQ56Wwq

    Post summary

    The statement announces a new Drupal vulnerability, CVE‑2026‑55803, and directs readers to a CERT link for additional information.

    01011250
    6.7K followersView on X
  • Autumn Good@autumn_good_35
    Disclosure

    『No field type shipped with Drupal core meets these criteria, and contributed or user-created field types that do appear to be extremely unusual.』 CVE-2026-55803 Drupal core - Critical - PHP object injection - SA-CORE-2026-005 https://www.drupal.org/sa-core-2026-005

    Post summary

    The text announces CVE-2026-55803, a critical PHP object injection flaw in Drupal core, but provides no PoC, exploit, or mitigation details.

    00010375
    6.9K followersView on X
CPE platform detail1 entries

1 of 1 entries

PartVendorProductVersionTarget SWTarget HW
Appdrupaldrupal---

Explore more