CVE-2023-32590 | WordPress Subscribe to Category Plugin <= 2.7.4 is vulnerable to SQL Injection

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in Daniel Söderström / Sidney van de Stouwe Subscribe to Category.This issue affects Subscribe to Category: from n/a through 2.7.4.

Published: 2023-12-20 Last update: 2026-06-17 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2023-32590 is rated Moderate Risk (57.9/100): CVSS Critical severity, with medium exploitation likelihood (EPSS 1.65%). Mandatory action: Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2023-32590

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 19.32% 1.65% -17.68%
2 2026-02-22 15.55% 19.32% +3.77%
3 2026-02-18 15.55%

Full EPSS history (22 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2023-32590

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
9.3 3.1 CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:L Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:C)
Breaking this can reach past the original component and bite other resources—bigger blast radius.
Confidentiality (C:H)
Serious risk that confidential data gets exposed in a big way.
Integrity (I:N)
Data isn’t meaningfully altered or forged.
Availability (A:L)
Might cause slowdowns, glitches, or partial disruption—not a full brick.
3.9 4.7 [email protected]
7.5 3.1 HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:H)
Serious risk that confidential data gets exposed in a big way.
Integrity (I:N)
Data isn’t meaningfully altered or forged.
Availability (A:N)
Service keeps running; no real outage angle.
3.9 3.6 [email protected]

Weakness enumeration for CVE-2023-32590

GitHub Security Advisory for CVE-2023-32590

GHSA-6cxr-f776-wfqv · Severity: critical — Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')...

Affected software / configurations for CVE-2023-32590

Vendor Product Version Raw CPE
subscribe_to_category_project subscribe_to_category <= 2.7.4 cpe:2.3:a:subscribe_to_category_project:subscribe_to_category:*:*:*:*:*:wordpress:*:*

References for CVE-2023-32590

cvelogic Threat Intelligence