Reference page — cumulative record through Sunday, October 4, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.

CVE-2020-36193

CVE-2020-36193HIGH

n/a n/a — PEAR Archive_Tar

  AV  AC  PR  UI  S  C  I  A   CVSS    EPSS   %ile   KEV
   N   L   N   N  U  N  H  N    7.5   .7059   99.4   YES

AFFECTED
  Product  Versions  Fixed
  n/a      n/a –     —

TIMELINE
  Jan 18  Reserved by mitre
  Jan 18  Published (CNA: mitre)
  Aug 25  Added to CISA KEV, remediation due 2022-09-15

CWE-59 · CNA: mitre · CVSS v3.1 · 11 references · KEV due September 15, 2022

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.

Lifecycle

Complete event history — 3 events, chronological
Date	Event	Detail
January 18, 2021	Reserved	Reserved by mitre
January 18, 2021	Published	Published (CNA: mitre)
August 25, 2022	KEV ADDED	Added to CISA KEV, remediation due 2022-09-15

Affected

Affected products and packages — 1 row
Vendor	Product / Package	Ecosystem	Version introduced	Fixed
n/a	n/a	—	n/a	—

Weaknesses

CWE-59

References (11)

https://github.com/pear/Archive_Tar/commit/cde460582ff389404b5b3ccb59374e9b389de916 [x_refsource_MISC]
https://lists.debian.org/debian-lts-announce/2021/01/msg00018.html [mailing-list, x_refsource_MLIST]
https://lists.debian.org/debian-lts-announce/2021/04/msg00007.html [mailing-list, x_refsource_MLIST]
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/42GPGVVFTLJYAKRI75IVB5R45NYQGEUR/ [vendor-advisory, x_refsource_FEDORA]
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FOZNK4FIIV7FSFCJNNFWMJZTTV7NFJV2/ [vendor-advisory, x_refsource_FEDORA]
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VJQQYDAOWHD6RDITDRPHFW7WY6BS3V5N/ [vendor-advisory, x_refsource_FEDORA]
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YKD5WEFA4WT6AVTMRAYBNXZNLWZHM7FH/ [vendor-advisory, x_refsource_FEDORA]
https://security.gentoo.org/glsa/202101-23 [vendor-advisory, x_refsource_GENTOO]
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-36193 [government-resource]
https://www.debian.org/security/2021/dsa-4894 [vendor-advisory, x_refsource_DEBIAN]
https://www.drupal.org/sa-core-2021-001 [x_refsource_CONFIRM]

Authoritative record: CVE-2020-36193 at cve.org

Weaknesses: CWE-59

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2020-36193 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Sunday, October 4, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.