[UPDATE] [high] Drupal Modules: Multiple vulnerabilities allow data manipulation

highCVE-2026-12535 CVE-2026-55809 CVE-2026-55810

An attacker can exploit multiple vulnerabilities in Drupal to manipulate data.

CSIRTS triage

vendor: Drupal product: DrupalOther

What: An attacker can exploit multiple vulnerabilities in Drupal to manipulate data.
Who is affected: Deployments of Drupal are affected.
Urgency: Remediation is urgent due to the high severity of the vulnerabilities.
Action: Update to the latest version of Drupal to mitigate these vulnerabilities.

AI-assisted analysis generated from the source advisory — verify against the original.

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Details

Source: CERT-Bund (BSI) Security Advisories (DE · national-cert · site)
Severity: high
Published: 2026-07-13
Exploitation: Not in CISA KEV at last sync
Language: Machine-translated to English — verify against the original

Original advisory: https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-1998

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Low exploitation riskCVE-2026-125350.39% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 31% of all scored CVEs.
Low exploitation riskCVE-2026-558090.31% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 23% of all scored CVEs.
Low exploitation riskCVE-2026-558100.25% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 16% of all scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2026-12535	coverage & exploitation status	NVD · CVE.org
CVE-2026-55809	coverage & exploitation status	NVD · CVE.org
CVE-2026-55810	coverage & exploitation status	NVD · CVE.org

Same CVEs, other sources

How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.

Recent advisories for Drupal Modules

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

medium[NEW] [medium] Drupal Modules: Multiple Vulnerabilitiescert-bund · 2026-07-23
high[NEW] [high] Drupal Modules: Multiple vulnerabilitiescert-bund · 2026-07-23