[NEW] [medium] Drupal Extensions: Multiple vulnerabilities
A remote, authenticated attacker can exploit multiple vulnerabilities in Drupal to conduct a cross-site scripting attack, bypass security measures, and manipulate data.
CSIRTS triage
- What
- Multiple vulnerabilities could allow a remote, authenticated attacker to exploit the system.
- Who is affected
- Users of Drupal Extensions.
- Urgency
- The urgency is medium, as the vulnerabilities could lead to significant security issues.
- Action
- Review the vendor advisory and apply necessary updates.
AI-assisted analysis generated from the source advisory — verify against the original.
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Details
Original advisory: https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-2181
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-2026-585870.26% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 17% of all EPSS-scored CVEs.
- Low exploitation riskCVE-2026-585880.26% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 17% of all EPSS-scored CVEs.
- Low exploitation riskCVE-2026-585890.23% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 14% of all EPSS-scored CVEs.
- Low exploitation riskCVE-2026-585900.23% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 14% of all EPSS-scored CVEs.
- Low exploitation riskCVE-2026-585910.23% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 13% of all EPSS-scored CVEs.
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2026-58587 | coverage & exploitation status | NVD · CVE.org |
| CVE-2026-58588 | coverage & exploitation status | NVD · CVE.org |
| CVE-2026-58589 | coverage & exploitation status | NVD · CVE.org |
| CVE-2026-58590 | coverage & exploitation status | NVD · CVE.org |
| CVE-2026-58591 | coverage & exploitation status | NVD · CVE.org |
Same CVEs, other sources
How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.
- mediumCVE-2026-58591: Improper Neutralization of Input During Web Page Generation ("Cross-site Scripting") vulnerabi…nvd
- mediumCVE-2026-58590: Missing Authorization vulnerability in Drupal FlowDrop allows Forceful Browsing. This issue af…nvd
- mediumCVE-2026-58589: Missing Authorization vulnerability in Drupal FlowDrop allows Forceful Browsing. This issue af…nvd
- mediumCVE-2026-58588: Improper Neutralization of Input During Web Page Generation ("Cross-site Scripting") vulnerabi…nvd
- mediumCVE-2026-58587: Improper Neutralization of Input During Web Page Generation ("Cross-site Scripting") vulnerabi…nvd
Recent advisories for Drupal Extensions
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[UPDATE] [medium] Drupal Extensions: Multiple vulnerabilitiescert-bund · 2026-07-20
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