Is CVE-2020-36193 actively exploited?

CVE-2020-36193 has no public evidence of in-the-wild exploitation as of 2025-11-07.

What is the CVSS score for CVE-2020-36193?

CVE-2020-36193 has a CVSS score of 7.5 (HIGH severity). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.

How do I patch CVE-2020-36193?

Patch guidance is available from php security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2020-36193.

Fix CVE-2020-36193 - HIGH php archive tar

Q: Which products are affected by CVE-2020-36193?

11 products: php archive tar, fedoraproject fedora, fedoraproject fedora, fedoraproject fedora, fedoraproject fedora, and 6 more.

Description

Tar.php in Archive_Tar through 1.4.11 allows write operations with Directory Traversal due to inadequate checking of symbolic links, a related issue to CVE-2020-28948.

CVSS Metrics

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Attack Vector: network
Complexity: low
Privileges: none
User Action: none
Scope: unchanged
Confidentiality: none
Integrity: high
Availability: none
Weaknesses: CWE-22 · Path Traversal CWE-59 CWE-59

Metadata

Primary Vendor: PHP
Published: 1/18/2021
Last Modified: 11/7/2025
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

Affected Products

php : archive_tarfedoraproject : fedorafedoraproject : fedorafedoraproject : fedorafedoraproject : fedoradebian : debian_linuxdebian : debian_linuxdrupal : drupaldrupal : drupaldrupal : drupaldrupal : drupal

Remediation Guidance

Executive Summary

View on NIST NVD