What is CVE-2019-6340?

CVE-2019-6340 is a vulnerability in Drupal Core. Published 2019-02-21.

Is CVE-2019-6340 known to be exploited?

Yes. CVE-2019-6340 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-03-25), indicating it is being actively exploited. 87 public proof-of-concept repositories are indexed.

Vulnerability in Drupal Core

CVE-2019-6340

Some field types do not properly sanitize data from non-form sources in Drupal 8.5.x before 8.5.11 and Drupal 8.6.x before 8.6.10. This can lead to arbitrary PHP code execution in some cases. A site is only affected by this if one of the f…

EPSS: 0.944 (100.0th percentile) — read the EPSS interpretation.

Affected products

Drupal Core — versions 8.5, 8.6

CISA KEV (Known Exploited Vulnerabilities)

This CVE is on the CISA KEV catalog, added on 2022-03-25. CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.

BOD 22-01 due date: 2022-04-15.

Required action: Apply updates per vendor instructions.

Public proof-of-concept exploits

References

www.synology.com/security/advisory/Synology_SA_19_09 (x_refsource_CONFIRM)
46452 (exploit, x_refsource_EXPLOIT-DB)
www.drupal.org/sa-core-2019-003 (x_refsource_CONFIRM)
46510 (exploit, x_refsource_EXPLOIT-DB)
107106 (vdb-entry, x_refsource_BID)
46459 (exploit, x_refsource_EXPLOIT-DB)

Frequently asked questions

What is CVE-2019-6340?: CVE-2019-6340 is a vulnerability in Drupal Core. Published 2019-02-21.
Is CVE-2019-6340 known to be exploited?: Yes. CVE-2019-6340 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-03-25), indicating it is being actively exploited. 87 public proof-of-concept repositories are indexed.