CVE-2018-19557

CRITICAL

An issue was discovered in arcms through 2018-03-19. No authentication is required for index/main, user/useradd, or img/images.

Affects 1 product across 1 vendor.

CVSS 3.09.8
EPSS1.5%
Percentile73th
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

This vulnerability was disclosed in 2018. A critical vulnerability affects Arcms Project systems (CVE-2018-19557). No public exploit code is currently available. Isolate affected systems if patching is not feasible.

BSID: BS-2018-GLOBAL-216628-C • Model: rule-based-v1 • Confidence: MEDIUM

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Frequently Asked Questions
What is CVE-2018-19557?
This vulnerability was disclosed in 2018. A critical vulnerability affects Arcms Project systems (CVE-2018-19557). No public exploit code is currently available. Isolate affected systems if patching is not feasible.
What is the CVSS score for CVE-2018-19557?
CVE-2018-19557 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: 1.5%.
Is CVE-2018-19557 actively exploited?
No confirmed active exploitation of CVE-2018-19557 as of 2026-05-30.
How do I remediate CVE-2018-19557?
Priority: MEDIUM.
What systems are affected by CVE-2018-19557?
CVE-2018-19557 affects Arcms Project Arcms.
Vulnerability Details
CVE IDCVE-2018-19557
BSIDBS-2018-GLOBAL-216628-C BreachSpider Global ID
CVSS VectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published2018-11-26
Last Modified2024-11-21
ICS Relevance0%
Weakness (CWE)
SQL Injection
SourceNVD
Official Description

An issue was discovered in arcms through 2018-03-19. No authentication is required for index/main, user/useradd, or img/images.

Source: NIST NVD / MITRE CVE Database

Attack Vector Analysis — CITED Relevance

Vulnerability details: An issue was discovered in arcms through 2018-03-19. No authentication is required for index/main, user/useradd, or img/images. 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
VendorProductAffected 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-exploitedNot in KEV catalog
Public ExploitNot confirmed
PoC CodeNot confirmed
AI Enrichment Record — provenance & audit hash
Modelrule-based-v1
ConfidenceMEDIUM
Enriched At2026-05-24
SHA-512 Audit Hash54ef597dc8088ccbdf5ede558438adc5967a02880da280cb8b7747e7ef4008268da94ee39e20ad4fa12c7d6a6cceabd029ca73d163ed660517e543e07b31e46c
Related CVEs affecting Arcms Project
CVE-2018-19558 9.8 An issue was discovered in arcms through 2018-03-19. SQL injection exists via...
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