CVE-2020-28949CISA KEVEPSS p99.7%

CVE-2020-28949PEAR Archive_Tar Deserialization of Untrusted Data Vulnerability

PEAR / Archive_Tar

Description

PEAR Archive_Tar allows an unserialization attack because phar: is blocked but PHAR: is not blocked. PEAR stands for PHP Extension and Application Repository and it is an open-source framework and distribution system for reusable PHP components with known usage in third-party products such as Drupal Core and Red Hat Linux.

Scoring

EPSS84.55% probability of exploitation · percentile 99.7% · 2026-06-18T12:00:27Z

CISA KEV entry

Added to KEV: 2022-08-25

(incoming)1

TypeTargetConfidenceTier
KEVEntryPEAR Archive_Tar Deserialization of Untrusted Data Vulnerabilitykev-cve-2020-289490%live

Related by meaning· 6

Nearest entities by semantic similarity across the cs-graph corpus.

CVE
PEAR Archive_Tar Improper Link Resolution Vulnerability
CVE
CVE-2026-25241
CVE
CVE-2026-25237
CVE
CVE-2026-25236
CVE
CVE-2026-25234
CVE
CVE-2026-25240
Sourced from NVD + CISA KEV + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.