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IBM Concert CVE-2026-3627

| EUVDEUVD-2026-67959 CRITICAL
SQL Injection (CWE-89)
2026-08-28 ibm GHSA-84wv-8jqp-6jhr
9.1
CVSS 3.1 · Vendor: ibm
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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain

  1. Access
    Reach exposed IBM Concert endpoint
  2. Delivery
    Submit crafted SQL in request parameter
  3. Exploit
    Bypass query parsing via injection
  4. Execution
    Execute attacker-controlled SQL on back-end DB
  5. Impact
    Exfiltrate or alter database records

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V1 - Encoding and Sanitization Parameterized queries, prepared statements
MITRE ATT&CK

2 techniques across 2 tactics: Initial Access, Persistence

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Exploitation Conditions

No special conditions - remote unauthenticated exploitation against default configurations of IBM Concert (versions 1.0.0 through 2.3.1), per the CVSS vector AV:N/AC:L/PR:N/UI:N. The only practical limiting factor is network reachability to the Concert application and running an in-range version; there is no authentication, privilege, user-interaction, or non-default-configuration requirement documented in the source data, so any exposed instance in the affected version band is at risk.

Impact

Signals are mostly consistent toward high priority: the CVSS 3.1 base score of 9.1 reflects an unauthenticated, network-facing, low-complexity vector with high confidentiality and integrity impact, which is the classic profile of an easily weaponized SQLi. However, some signals are missing or soften the picture: there is no EPSS probability provided, no KEV listing, and no public POC, so this is currently a serious-but-not-actively-exploited issue rather than a confirmed mass-exploitation event. Availability is rated N despite the description explicitly mentioning the ability to 'delete information,' a mild internal inconsistency - deletion arguably has an availability dimension, but the base vector treats it as integrity impact only. The real-world urgency is elevated by the trivial exploitation prerequisites (PR:N/AC:L) even though the product's deployment footprint is comparatively narrow.

Exploit ScenarioDerived

A remote attacker with network reachability to the IBM Concert application submits a request containing a crafted SQL payload in a vulnerable parameter; because no authentication or user interaction is required (PR:N/UI:N) and complexity is low (AC:L), the injected statement executes against the back-end database, letting the attacker dump sensitive records or tamper with stored data. No public exploit is identified at time of analysis, but the trivial prerequisites make custom exploit development straightforward.

Act Now Prioritize within 24-48h. Why: CRITICAL severity.
Patch available 0.5% exploitation probability (EPSS)

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AnalysisAIv1 – Aug 28, 2026

SQL injection in IBM Concert versions 1.0.0 through 2.3.1 allows remote attackers to inject specially crafted SQL statements and read, insert, modify, or delete arbitrary data in the back-end database. The CVSS 3.1 vector (AV:N/AC:L/PR:N/UI:N) indicates network-reachable, low-complexity exploitation with no authentication or user interaction, yielding high confidentiality and integrity impact. A vendor patch is available; no public exploit identified at time of analysis and the issue is not listed in CISA KEV.

RemediationAI

Apply the fix referenced in IBM's advisory: Patch available per vendor advisory at https://www.ibm.com/support/pages/node/7285337 - upgrade IBM Concert to the IBM-designated fixed release above 2.3.1 (consult the advisory for the exact patched version, which is not restated in the source data, so do not rely on an invented number). If patching cannot be performed immediately, restrict network access to the Concert application to trusted management networks or place it behind a WAF with SQL-injection signatures tuned to the affected endpoints (trade-off: WAF rules can be bypassed by novel payloads and may cause false positives), and monitor database and application logs for anomalous query patterns or errors. Avoid exposing the Concert interface to the public internet until the patch is applied.

Affected VersionsENISA

Concert 1.0.0 ≤2.3.1

Affected Packages

euvd concert no fix

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 1 package in euvd

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

IBM Concert is an IBM enterprise operations/application-management platform that relies on a relational back-end database. The flaw is a classic SQL injection (CWE-89 class, though the CWE was not populated in the source data): user-supplied input is concatenated into SQL queries without adequate parameterization or sanitization, letting an attacker alter query structure. Per the single CPE string cpe:2.3:a:ibm:concert:*:*:*:*:*:*:*:* the affected component is the IBM Concert application itself across all editions of the impacted version band, and the vendor (IBM) is the reporting source.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

Vendor (ibm) PRIMARY 9.1 CRITICAL
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
vuln.today AI 9.1 CRITICAL

Unauthenticated network SQLi with low complexity (PR:N/AC:L/AV:N); full data read and write give C:H/I:H, with A:N as the base treats deletion as integrity rather than availability.

3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
4.0 AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N

Primary rating from Vendor (ibm).

CVSS VectorVendor: ibm

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
None

DescriptionCVE.org

IBM Concert 1.0.0 through 2.3.1 is vulnerable to SQL injection. A remote attacker could send specially crafted SQL statements, which could allow the attacker to view, add, modify, or delete information in the back-end database.

Executive ViewAI

Why It Matters

IBM Concert versions 1.0.0 through 2.3.1 contain a critical SQL injection vulnerability allowing unauthenticated remote attackers to read, modify, and delete database contents without restrictions. Organizations using Concert face immediate risk of data breach and unauthorized modification of critical business data. A vendor patch is available and must be deployed without delay to eliminate this exposure.

Business Impact: Severe
Compensating Controls

Apply vendor patch.

Threat Intelligence Overview

EPSS Score
0.5%
Top 59% exploitable
Prevalence
Low
relatively new, specialized IBM enterprise product with limited deployment footprint
Social Media
3
Sightings
Data Quality
5 sources
Confidence: Medium

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity CRITICAL
CISA KEV No
Public POC No
EPSS 0.5%
Patch available Yes
Active threat No
Deciding rule
CRITICAL severity
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision
Out-of-Cycle
Exploitation
None
System Exposure· derived
Open
Automatable
Yes
Human Impact
Very High
Technical Impact
Total

Priority Score

47
Low Medium High Critical
KEV: 0
EPSS: +1
CVSS: +46
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

SQL injection exploits the way applications construct database queries by mixing user input directly into SQL statements.

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