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Fencer Vulns
critical 9.8

CVE-2026-12535 json

Formatter Field - Critical - PHP object injection - SA-CONTRIB-2026-048

published 2026-06-17 4 mo ago modified 2026-10-25 15 d ago also DRUPAL-CONTRIB-2026-048 , EUVD-2026-43051

cvss
9.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.6%
EPSS 0.6% chance of exploitation in 30 days, percentile 47%
public exploits
0
none known

Summary

Improperly Controlled Modification of Dynamically-Determined Object Attributes vulnerability in Drupal Formatter Field allows Object Injection. This issue affects Formatter Field versions: from 0.0.0 to 2.0.0.

Patch / fix

  • packagist drupal/formatter_field 2.0.0
  • Drupal Formatter Field 2.0.0

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
3 mo ago

Exploit prediction

0.56% chance of exploitation in the next 30 days, higher than 47% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CISA ADP 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CNA 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected packages

ecosystem package affected fixed in
packagist drupal/formatter_field
<2.0.0
2.0.0

Affected products

  • Drupal Formatter Field

Classification

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

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.