AEGLIX vulnerability intelligence
CVE-2020-13671
HIGH · CVSS 8.8 · Analyzed
Published: 2020-11-20 · Updated: 2026-06-17 · Source: NVD
Stored catalog record
Source record retrieved 2026-10-28T12:29:00.668713+00:00. Scheduled imports handle updates; this page does not assert that the provider was queried just now.
Vulnerability overview
Drupal core does not properly sanitize certain filenames on uploaded files, which can lead to files being interpreted as the incorrect extension and served as the wrong MIME type or executed as PHP for certain hosting configurations. This issue affects: Drupal Drupal Core 9.0 versions prior to 9.0.8, 8.9 versions prior to 8.9.9, 8.8 versions prior to 8.8.11, and 7 versions prior to 7.74.
Patch review priority
Known exploitation: prioritize review
- CISA KEV lists real-world exploitation.
FIRST EPSS: 36.17% · percentile 98.5 · score date 2026-10-27.
EPSS estimates probability of exploitation in the next 30 days. It does not measure your exposure or prove exploitation. The elevated threshold is 10%; CISA KEV takes precedence. About FIRST EPSS ↗
Severity and scoring
- CVSS score
- 8.8 · HIGH
- CVSS version
- 3.1
- CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-434
CVSS measures technical severity; it does not establish whether this vulnerability is being exploited in your environment.
Known exploitation and remediation
Listed in CISA’s Known Exploited Vulnerabilities catalog.
- Affected product
- Drupal · Drupal core
- Added to catalog
- 2022-01-18
- Required action
- Apply updates per vendor instructions.
- CISA remediation due date
- 2022-07-18
CISA deadlines apply to the organizations covered by its directives. Confirm your own remediation requirements.
Verify affected versions and patch availability in the vendor advisory before making changes.
Affected products and versions
cpe:2.3:a:drupal:drupal:*:*:*:*:*:*:*:*
From (inclusive): 7.0
Before (exclusive): 7.74
cpe:2.3:a:drupal:drupal:*:*:*:*:*:*:*:*
From (inclusive): 8.8.0
Before (exclusive): 8.8.11
cpe:2.3:a:drupal:drupal:*:*:*:*:*:*:*:*
From (inclusive): 8.9.0
Before (exclusive): 8.9.9
cpe:2.3:a:drupal:drupal:*:*:*:*:*:*:*:*
From (inclusive): 9.0.0
Before (exclusive): 9.0.8
cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
These are NVD CPE applicability entries. Some products depend on configuration conditions; consult the official record to confirm applicability.
Advisories and references
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5KSFM672XW3X6BR7TVKRD63SLZGKK437/
Mailing List · Release Notes
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KWM4CTMEGAC4I2CHYNJVSROY4CVXVEUT/
Mailing List · Release Notes
- https://www.drupal.org/sa-core-2020-012
Vendor Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5KSFM672XW3X6BR7TVKRD63SLZGKK437/
Mailing List · Release Notes
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KWM4CTMEGAC4I2CHYNJVSROY4CVXVEUT/
Mailing List · Release Notes
- https://www.drupal.org/sa-core-2020-012
Vendor Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-13671
US Government Resource