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TI-2023-04287 Aliases CVE-2023-4651GHSA-wrv9-8qw6-67rv

Server-Side Request Forgery (SSRF) in instantsoft/icms2

Priority MEDIUM 58CWE-918Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
Low · Low · None
Fix status
Fixed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA.

Summary

Server-Side Request Forgery (SSRF) in GitHub repository instantsoft/icms2 prior to 2.16.1.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00415 36th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed instantsoft/icms2 (instantsoft): 2.16.1

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
instantsoftinstantsoft/icms2before 2.16.12.16.1Patch availableCNA
  • instantsoft/icms2 Vendorinstantsoft Affected before 2.16.1 Fixed in 2.16.1 Patch available CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:instantcms:instantcms:*:*:*:*:*:*:*:*before 2.16.1VulnerableInstantCMS
  • cpe:2.3:a:instantcms:instantcms:*:*:*:*:*:*:*:* Versions before 2.16.1 Vulnerable ·InstantCMS

Remediation

  • Fix · CNA instantsoft/icms2 (instantsoft) Fixed in 2.16.1

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Release ·

    instantsoft/icms2 2.16.1

    4 records Highest priority Priority MEDIUM 4 MEDIUM

    Other records, highest priority first

    • TI-2023-04291 Cross-site Scripting (XSS) - Reflected in instantsoft/icms2Priority MEDIUM 60
    • TI-2023-04285 Session Fixation in instantsoft/icms2Priority MEDIUM 58
    • TI-2023-04290 Sensitive Cookie in HTTPS Session Without 'Secure' Attribute in instantsoft/icms2Priority MEDIUM 50
    Show all 4 records →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2023-4651
  2. 2026-10-03 Alias added: GHSA-wrv9-8qw6-67rv

References

Exploit 1

Patch 1

  • TI-2023-03877 SQL Injection in instantsoft/icms2 CVSS 3.1CRITICAL 9.1
  • TI-2024-20589 SQL injection in index_chart_data action CVSS 3.1HIGH 7.2
  • TI-2023-04538 SQL Injection in instantsoft/icms2 CVSS 3.1HIGH 7.2
  • TI-2025-36697 InstantCMS vulnerable to Server-Side Request Forgery via package installer CVSS 3.1HIGH 7.2
  • TI-2023-04291 Cross-site Scripting (XSS) - Reflected in instantsoft/icms2 CVSS 3.1MEDIUM 6.1
  • TI-2026-39443 InstantCMS has Remote Code Execution in package installer CVSS 3.1MEDIUM 5.5
See all 25 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences