PT-2026-3806 · Unknown · Phppgadmin

Valerio Severini · Published 2020-11-07 · Updated 2026-01-23 · CVE-2021-47853

Positive Technologies (AI Summary)

CVSS v2.0

9.0

High

Base vector

AV:N/AC:L/Au:S/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions phpPgAdmin version 7.13.0

Description An authenticated attacker can execute arbitrary system commands through SQL query manipulation. This is achieved by creating a custom table, uploading a malicious .txt file, and utilizing the COPY FROM PROGRAM command to execute operating system commands with the application's privileges.

Recommendations Update to a newer version that contains a fix for this vulnerability. As a temporary workaround, restrict access to the COPY FROM PROGRAM command. Avoid using SQL queries that involve file uploads or external program execution.

Exploit

Fix

RCE

OS Command Injection

Weakness Enumeration

CWE-78

Related Identifiers

BDU:2026-00981

CVE-2021-47853

GHSA-86GH-C8R8-XWHQ

Affected Products

Phppgadmin

References · 14

• 🔥 https://exploit-db.com/exploits/49736 · Exploit
• https://cve.org/CVERecord?id=CVE-2021-47853 · Security Note
• https://bdu.fstec.ru/vul/2026-00981 · Security Note
• https://osv.dev/vulnerability/GHSA-86gh-c8r8-xwhq · Vendor Advisory
• https://ubuntu.com/security/CVE-2021-47853 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2021-47853 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2021-47853 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2021-47853 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-47853 · Security Note
• https://github.com/phppgadmin/phppgadmin/releases/tag/REL_7-13-0 · Note
• https://github.com/phppgadmin/phppgadmin · Note
• https://github.com/phppgadmin/phppgadmin/releases · Note
• https://twitter.com/pulsepatchio/status/2014708858866881011 · Twitter Post
• https://vulncheck.com/advisories/phppgadmin-copy-from-program-command-execution · Note