CVE-2021-24827

CRITICAL

The Asgaros Forum WordPress plugin before 1.15.13 does not validate and escape user input when subscribing to a topic before using it in a SQL statement, leading to an unauthenticated SQL injection issue

Affects 1 product across 1 vendor.

CVSS 3.19.8
EPSS12.6%
Percentile96th
PatchUnknown
CVSS Vector — Plain English Remotely exploitable over the network, low complexity, no authentication required, no user interaction needed, impact contained to the vulnerable component, full confidentiality impact, full integrity impact, full availability impact.
CWE Weakness Definitions
CWE-89: SQL Injection

Attacker inserts SQL commands into application queries through user-controlled input, allowing unauthorized database access.

Related Attack Patterns (CAPEC)
CAPEC-7 Blind SQL Injection
via CWE-89
CAPEC-108 Command Line Execution through SQL Injection
via CWE-89
CAPEC-109 Object Relational Mapping Injection
via CWE-89
CAPEC-110 SQL Injection through SOAP Parameter Tampering
via CWE-89
CAPEC-470 Expanding Control over the Operating System from the Database
via CWE-89
Show all 6
via CWE-89

Mapping is CWE-to-CAPEC per MITRE CAPEC 3.9.

◆ AI Analysis — automated analysis, not human-reviewed

The Asgaros Forum WordPress plugin before version 1.15.13 is vulnerable to an unauthenticated SQL injection attack due to improper validation and escaping of user input during the subscription process.

BSID: BS-2021-GLOBAL-244804-C • Model: /workspace/models/qwen2.5-coder-32b-instruct-bf16 • Confidence: HIGH

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Frequently Asked Questions
What is CVE-2021-24827?
The Asgaros Forum WordPress plugin before version 1.15.13 is vulnerable to an unauthenticated SQL injection attack due to improper validation and escaping of user input during the subscription process.
What is the CVSS score for CVE-2021-24827?
CVE-2021-24827 has CVSS 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS: 12.6%.
Is CVE-2021-24827 actively exploited?
No confirmed active exploitation of CVE-2021-24827 as of 2026-09-25.
How do I remediate CVE-2021-24827?
Priority: IMMEDIATE.
What systems are affected by CVE-2021-24827?
CVE-2021-24827 affects Asgaros Asgaros Forum.
Vulnerability Details
CVE IDCVE-2021-24827
BSIDBS-2021-GLOBAL-244804-C BreachSpider Global ID
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published2021-11-08
Last Modified2026-06-17
ICS Relevance0%
Weakness (CWE)
SQL Injection
SourceNVD
Official Description

The Asgaros Forum WordPress plugin before 1.15.13 does not validate and escape user input when subscribing to a topic before using it in a SQL statement, leading to an unauthenticated SQL injection issue

Source: NIST NVD / MITRE CVE Database

Attack Vector Analysis — CITED Relevance

An attacker can exploit this vulnerability by submitting specially crafted SQL code through the subscription form, which is then executed in the database without proper sanitization, leading to unauthorized data access or manipulation.

Exploitation Likelihood: CRITICAL

Affected Products
VendorProductAffected Versions
Asgaros Asgaros Forum < 1.15.13
Remediation

No official vendor advisory link on record. See the CVE record →

Threat Intelligence
● Threat Intelligence Validated: October 2026 | Threat Age: 1802 Days
CISA known-exploitedNot in KEV catalog
Public ExploitNot confirmed
PoC CodeNot confirmed
AI Enrichment Record — provenance & audit hash
Model/workspace/models/qwen2.5-coder-32b-instruct-bf16
ConfidenceHIGH
Enriched At2026-05-24
SHA-512 Audit Hash2cdd4123a21fc23c37d611c7595664b348bd31281d3b2febde902e65de987008f83d6b7b53f4163cb27076873043d6c79bda510e3e75ed9b34ad38057eed5a0b
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