CVE-2021-47928

Description

Opencart TMD Vendor System 3.x contains a blind SQL injection vulnerability that allows unauthenticated attackers to extract database information by injecting SQL code through the product_id parameter. Attackers can craft malicious SQL queries using time-based or content-based blind injection techniques to enumerate usernames, emails, and password reset codes from the oc_user table.

Overview

State

—

Assigner (CNA)

—

CVSS severity

high

CVSS score

8.2 / 10

CVSS vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N

Effective score

8.2 / 10 HIGH source: CNA overview

CWE(s)

—

Reserved

—

Published

—

Last updated

—

Source

https://www.tenable.com/cve/CVE-2021-47928

Linked Threat

CVE-2021-47928 — CVE-2021-47928

NVD triage scoring NVD CVE 2.0

Layer NVD adds on top of the CNA's CVE record — published / last-modified timestamps, exploitability / impact subscores, and the FIRST.org EPSS probability that this CVE will be exploited in the wild in the next 30 days.

NVD published

2026-05-10 13:16:28 UTC

NVD last modified

2026-05-12 14:24:15 UTC

NVD CVSS v3.1

8.2 / 10 HIGH source: disclosure@vulncheck.com

NVD CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N

Exploitability subscore

3.9 / 10

Impact subscore

4.2 / 10

EPSS score

0.0009 (probability of exploitation in next 30 days)

EPSS percentile

25.25% vs all CVEs — higher = more likely to be exploited, as of 2026-05-24

NVD-assigned CWE(s): CWE-89 (differs from the CNA list above)

European Union Vulnerability Database ENISA EUVD

ENISA's official EU repository for curated vulnerability intelligence. Carries a separate identifier (EUVD-YYYY-NNNN) and frequently exposes an earlier-published description + CVSS than NVD does.

EUVD ID

EUVD-2021-34790

Assigner

VulnCheck

Published

May 10, 2026, 12:43:49 PM

Updated

May 11, 2026, 2:44:48 PM

EUVD base score (CVSS 4.0)

8.8 / 10
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N

EUVD-reported EPSS

0.0900

Vendors

opencartextensions

Products

Extension TMD Vendor System (3.0)

ENISA description: Opencart TMD Vendor System 3.x contains a blind SQL injection vulnerability that allows unauthenticated attackers to extract database information by injecting SQL code through the product_id parameter. Attackers can craft malicious SQL queries using time-based or content-based blind injection techniques to enumerate usernames, emails, and password reset codes from the oc_user table.

Vendor references (0)

References embedded in the original CVE record by the assigning CNA.

None in the CVE record.

Web references (7)

DuckDuckGo results ranked by threat-intel / vendor advisory domains. Generated by the 🔎 Find references (web) button above — same flow as the Remediations search.

• https://nvd.nist.gov/vuln/detail/CVE-2021-47928 tenable:nvd.nist.gov
• https://www.cve.org/CVERecord?id=CVE-2021-47928 tenable:www.cve.org
• https://www.exploit-db.com/exploits/50493 tenable:www.exploit-db.com
• https://www.first.org/epss/ tenable:www.first.org
• https://www.opencartextensions.in/ tenable:www.opencartextensions.in
• https://www.opencartextensions.in/opencart-multi-vendor-multi-seller-marketplace tenable:www.opencartextensions.in
• https://www.vulncheck.com/advisories/opencart-tmd-vendor-system-3-x-blind-sql-injection-via-product-route tenable:www.vulncheck.com

Remediations are stored against the linked Threat row; the list below is deduplicated across both pages.

• Security Advisory Bulletin 064 | Ubiquiti Community
  web:community.ui.com

  Published: May 21, 2026 Updated: May 22, 2026 Version: 1.1 Revision: 1.1 Summary 1 of 5 A malicious actor with access to the network and high privileges could exploit an Improper Input Validation vulnerability found in UniFi OS devices to execute a Command Injection. Affected Products: UniFi OS Server (Version 5.0.6 and earlier) Mitigation : Update your UniFi OS Server to Version 5.0.8 or later ...

  2026-05-26 02:51 UTC
• Coming from BlueBubbles - OpenClaw
  web:docs.openclaw.ai

  Migration checklist Use this checklist when you already know your old BlueBubbles config and want the shortest safe path: Verify imsg directly on the Mac that runs Messages.app (imsg chats, imsg history, imsg send, and imsg rpc --help). Copy behavior keys from channels.bluebubbles to channels.imessage: dmPolicy, allowFrom, groupPolicy, groupAllowFrom, groups, includeAttachments ...

  2026-05-26 02:51 UTC
• Game Update Notes: March 31, 2026 - Guild Wars 2 Forums
  web:en-forum.guildwars2.com

  03/31/2026—March 31 Release Notes Note to users of third-party programs: The game may not launch or work properly after we release a new build if you use a third-party program, due to possible incompatibilities. ArenaNet cannot offer support if a third-party modification breaks, interferes with, ...

  2026-05-26 02:51 UTC
• How to Check and Claim Twitch Drops & Rewards - GeekChamp
  web:geekchamp.com

  Twitch Drops turn watching streams into in-game loot, beta keys, cosmetics, currency, and other rewards. The catch is that you...

  2026-05-26 02:51 UTC
• OnlyFans
  web:onlyfans.com

  OnlyFans is the social platform revolutionizing creator and fan connections. The site is inclusive of artists and content creators from all genres and allows them to monetize their content while developing authentic relationships with their fanbase.

  2026-05-26 02:51 UTC
• Why is the Fitbit app prompting me to turn on location services?
  web:support.google.com

  To fix this, you must turn Battery Saver settings off manually. Common issues My watch shows the wrong time This happens when your device hasn't synced recently. Follow the permission steps above to allow your phone to connect, then pull on the Fitbit app screen to refresh. Your time will update automatically.

  2026-05-26 02:51 UTC
• Microsoft Confirms Active 0-Day Exploit—Check Emergency Mitigation
  web:www.forbes.com

  Updated May 17: This article, originally published May 16, has been updated to include further details on the emergency mitigation process recommended after the CVE -2026-42897 Microsoft Exchange ...

  2026-05-26 02:51 UTC
• Ultra Plus Best Performance and Visuals for Everyone
  web:www.nexusmods.com

  U+ for Star Wars Jedi: Survivor is a graphics enhancement and performance improvement mod that provides advanced control over lighting, reflections, and visual effects.

  2026-05-26 02:51 UTC
• VirusTotal - Home
  web:www.virustotal.com

  VirusTotal is a platform for scanning files and URLs for viruses, malware, and other threats using multiple antivirus engines.

  2026-05-26 02:51 UTC
• Helldivers 2 - Huge Dev Hint Dropped - YouTube
  web:www.youtube.com

  Hey, let's talk Helldivers 2 News! Arrowhead Dev discusses Warhammer 40k and how they're testing out new rewards, Alex Bolle spoke on improving Legendary War...

  2026-05-26 02:51 UTC

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