CVE-2018-19558

CRITICAL

An issue was discovered in arcms through 2018-03-19. SQL injection exists via the json/newslist limit parameter because of ctl/main/Json.php, ctl/main/service/Data.php, and comp/Db/Mysql.php.

Affects 1 product across 1 vendor.

CVSS 3.09.8

EPSS1.1%

Percentile66th

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

CAPEC-66 SQL Injection

via CWE-89

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

◆ AI Analysis — automated analysis, not human-reviewed

This vulnerability was disclosed in 2018. A critical vulnerability affects Arcms Project systems (CVE-2018-19558). No public exploit code is currently available. Isolate affected systems if patching is not feasible.

BSID: BS-2018-GLOBAL-127651-C • Model: rule-based-v1 • Confidence: MEDIUM

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Frequently Asked Questions

What is CVE-2018-19558?

What is the CVSS score for CVE-2018-19558?

CVE-2018-19558 has CVSS 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS: 1.1%.

Is CVE-2018-19558 actively exploited?

No confirmed active exploitation of CVE-2018-19558 as of 2026-05-30.

How do I remediate CVE-2018-19558?

Priority: MEDIUM.

What systems are affected by CVE-2018-19558?

CVE-2018-19558 affects Arcms Project Arcms.

Vulnerability Details

CVE ID	`CVE-2018-19558`
BSID	`BS-2018-GLOBAL-127651-C` BreachSpider Global ID
CVSS Vector	`CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H`
Published	2018-11-26
Last Modified	2024-11-21
ICS Relevance	0%
Weakness (CWE)	SQL Injection
Source	NVD

Official Description

An issue was discovered in arcms through 2018-03-19. SQL injection exists via the json/newslist limit parameter because of ctl/main/Json.php, ctl/main/service/Data.php, and comp/Db/Mysql.php.

Source: NIST NVD / MITRE CVE Database

Attack Vector Analysis — CITED Relevance

Vulnerability details: An issue was discovered in arcms through 2018-03-19. SQL injection exists via the json/newslist limit parameter because of ctl/main/Json.php, ctl/main/service/Data.php, and comp/Db/Mysql.php. CVSS vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Exploitation Likelihood: LOW

Affected Products

Vendor	Product	Affected Versions
Arcms Project	Arcms	`≤ 2018-03-19`

Remediation

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

Threat Intelligence

● Threat Intelligence Validated: October 2026 | Threat Age: 2881 Days

CISA known-exploited	Not in KEV catalog
Public Exploit	Not confirmed
PoC Code	Not confirmed

AI Enrichment Record — provenance & audit hash

Model	`rule-based-v1`
Confidence	MEDIUM
Enriched At	2026-05-24
SHA-512 Audit Hash	`b9080c501720fd25ab2d18a4377543e4c6ff8018357244da1da6e4008de939915dcaf7722ab67fd6b208096258c72869486a23c2e10092287690c52f5608c50d`

Related CVEs affecting Arcms Project

CVE-2018-19557 9.8 An issue was discovered in arcms through 2018-03-19. No authentication is req...

View all Arcms Project CVEs →

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