Description

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in Sirv Sirv sirv allows Blind SQL Injection.This issue affects Sirv: from n/a through 8.2.5.

Executive Summary

Technical Details

Mitigations

References

Additional Metadata

{
  "score": "8.5",
  "pubDate": "2026-10-05T09:17:07.657Z",
  "pubdate": "2026-10-05T09:17:07.657Z",
  "executiveSummary": "The Sirv plugin for WordPress contains an Improper Neutralization of Special Elements used in an SQL Command vulnerability, classified as a Blind SQL Injection.\nThis vulnerability exists in versions from n/a through 8.2.5, enabling unauthorized database interaction.\nA remote, unauthenticated attacker can exploit this flaw to execute arbitrary SQL queries, leading to the unauthorized disclosure, modification, or deletion of sensitive database information.\nThe risk is critical as it allows for data exfiltration without direct output reflection, relying instead on inferential techniques based on application responses.\nSuccessful exploitation requires no prior authentication, significantly lowering the barrier for attackers to gain deeper access into the underlying WordPress database.\nImmediate remediation is necessary to prevent potential compromise of data integrity and confidentiality.",
  "technicalDetails": "The vulnerability originates from the failure of the Sirv plugin to properly sanitize user-supplied input before incorporating it into database queries. In a Blind SQL Injection scenario, the application does not directly return the results of the query in its response. Instead, the attacker must employ inferential techniques to extract data.\nThe attack flow begins when an attacker sends specially crafted HTTP requests to the vulnerable endpoint within the Sirv plugin. These requests contain malicious SQL payloads designed to manipulate the query logic. Because the application fails to utilize parameterized queries or adequate input validation mechanisms, the database engine executes the injected SQL commands.\nThe 'Blind' nature of this vulnerability typically manifests in two forms: Boolean-based or Time-based. In Boolean-based exploitation, the attacker injects conditional statements (e.g., 'AND 1=1' vs 'AND 1=0') and observes changes in the HTTP response content to infer data bit by bit. In Time-based exploitation, the attacker injects sleep-inducing functions (e.g., SLEEP(), BENCHMARK()) and measures the server response time to determine if the injected condition is true or false.\nBy iteratively submitting these payloads, an attacker can map the database structure, enumerate table names, and eventually extract sensitive information such as administrator credentials, user data, or plugin configuration secrets. This process can be automated using specialized tools, allowing for efficient data exfiltration.\nThe vulnerability affects all versions of the Sirv plugin up to and including 8.2.5. The exposure is network-based, meaning any remote attacker capable of reaching the web server hosting the vulnerable plugin can initiate the attack. Since the vulnerability likely exists in a publicly accessible component, no special privileges are required to initiate the attack vector.\nThe post-exploitation impact is severe, potentially resulting in full database compromise. Beyond information disclosure, depending on database permissions and configuration, an attacker might leverage the SQL Injection to attempt further escalation, such as modifying administrative user credentials to gain full control of the WordPress installation or potentially executing OS-level commands if the database configuration permits interaction with the underlying filesystem."
}