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IBM Guardium CVE-2026-84893

| EUVDEUVD-2026-87103 HIGH
SQL Injection (CWE-89)
2026-09-25 ibm GHSA-w7fj-c7f3-v4pw
7.6
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
    Obtain valid Guardium credentials
  2. Delivery
    Reach PESI service over network
  3. Exploit
    Inject SQL via crafted parameter
  4. Execution
    Query internal database
  5. Impact
    Exfiltrate sensitive information

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

Requires an authenticated session to IBM Guardium Data Protection 12.2 (CVSS PR:L) and network reachability to the PESI service; the injectable parameter is in that specific service. Limiting factors: the attacker must already possess valid credentials - there is no pre-authentication path - and only version 12.2 is listed as affected, with a vendor patch available to remediate. No user interaction is required (UI:N).

Impact

This is a genuine but conditional priority. The CVSS 3.1 vector (7.6, AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:L) indicates a network-reachable, low-complexity SQL injection that nonetheless requires an authenticated session (PR:L), which meaningfully limits the attacker population versus a pre-auth flaw. No EPSS score, no CISA KEV listing, and no public POC were provided, so there is no evidence of active or imminent exploitation - the risk profile is a plausible-but-unproven post-authentication data-access flaw rather than a mass-exploited internet threat. The vendor-assigned C:H is consistent with the description ('access sensitive information in the internal database'), but the I:L and A:L look like generic SQL-injection defaults: the description names only confidentiality impact, so integrity/availability effects are unconfirmed and possibly overstated. A patch is confirmed available from IBM, which is the decisive mitigating signal. Net: patch on a normal-to-priority cycle given Guardium's role as a security/compliance data store, but this is not an emergency drop-everything item absent exploitation evidence.

Exploit ScenarioDerived

An attacker who already holds valid (potentially low-privilege) credentials to an IBM Guardium Data Protection 12.2 deployment sends crafted input to the PESI service, injecting SQL that the internal database executes. This lets them read sensitive records - audit data, monitored-database metadata, or credentials - beyond their authorized scope. No public exploit code was identified at time of analysis, and successful exploitation depends on already having an authenticated account.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
Patch available 0.2% exploitation probability (EPSS)

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AnalysisAIv1 – Sep 25, 2026

Authenticated SQL injection in the PESI service of IBM Guardium Data Protection 12.2 allows a logged-in attacker with network reachability to the service to inject SQL through a parameter and read sensitive records from the product's internal database. The assessed vector (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N) indicates high confidentiality impact with no integrity or availability effects, and the prerequisite is a valid Guardium session - there is no pre-authentication path. No public exploit code has been identified at time of analysis and the issue is not confirmed as actively exploited; IBM has published a vendor advisory covering the fix, making this a genuine but conditional priority that is most urgent for internet- or broadly reachable PESI deployments with many low-privilege accounts.

RemediationAI

Apply the vendor fix per IBM's advisory at https://www.ibm.com/support/pages/node/7288035 - patch status is 'available from vendor,' but no exact fixed version is specified in the available data, so consult that page for the precise 12.2 fix level or interim fix before scheduling maintenance, and verify the build after upgrade. Where patching cannot be immediate, the highest-value compensating control is to restrict network reachability to the PESI service, allowing only trusted administrative hosts through firewall or network segmentation rules; the trade-off is that legitimate distributed Guardium administrators and integrations reaching the service from other subnets will be blocked until exceptions are added. Additional short-term measures include enforcing least privilege so that only accounts that genuinely need PESI avoid the broadest data-access roles (side effect: some administrative workflows will require elevated role assignments or break-glass accounts), and enabling and reviewing database and service audit logging for anomalous query patterns or unexpected error responses that indicate injection attempts (side effect: higher log volume and storage consumption, with detection value depending on tuning). Credential hygiene matters given the authenticated prerequisite: rotate and scope Guardium credentials, and monitor for use of stale or shared accounts, since any valid low-privilege session is sufficient to attempt the injection.

Affected VersionsENISA

Guardium Data Protection 12.2

Affected Packages

euvd guardium_data_protection 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

The weakness is CWE-89, improper neutralization of special elements used in an SQL command, in the PESI service component of IBM Guardium Data Protection 12.2. Rather than constructing database queries with parameter binding, the service's handling of a request parameter permits attacker-supplied SQL to reach the backend query, so an authenticated user can alter the semantics of the statement executed against Guardium's internal database - the repository that holds appliance configuration, user and policy data, and monitoring metadata. The CPE string cpe:2.3:a:ibm:guardium_data_protection:*:*:*:*:*:*:*:* is version-agnostic, but the vendor description restricts the exposure to the 12.2 release line. The assessed CVSS vector differs from the published one in the impact sub-score: the authoritative assessment scores confidentiality as High while recording no integrity or availability impact (I:N/A:N), so exploitation should be treated as a data-disclosure primitive against the internal database rather than a route to modifying records or disrupting the service.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

Vendor (ibm) PRIMARY 7.6 HIGH
AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:L
vuln.today AI 6.5 MEDIUM

Network-reachable authenticated SQLi (AV:N/AC:L/PR:L); description cites only sensitive-data access so C:H with I:N/A:N, dropping the vendor's likely-generic I:L/A:L.

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

Primary rating from Vendor (ibm).

CVSS VectorVendor: ibm

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

DescriptionCVE.org

IBM Guardium Data Protection 12.2 is vulnerable to SQL injection in the PESI service. An authenticated attacker could exploit this vulnerability to access sensitive information in the internal database.

Executive ViewAI

Why It Matters

IBM Guardium Data Protection 12.2 - the platform many organizations rely on to monitor and protect their most sensitive databases - contains an authenticated SQL injection flaw in its PESI service that could allow a logged-in user to read records from Guardium's own internal database. Exploitation requires a valid Guardium session plus network reachability to the service, so the practical exposure is concentrated in broadly or internet-reachable deployments with many low-privilege accounts rather than the general internet. Leadership should care because a compromise of Guardium's internal data undermines the assurance the platform provides over regulated and business-critical data, though no public exploit code or confirmed active exploitation has been identified at this time.

Business Impact: High
Compensating Controls

Apply vendor patch.

Threat Intelligence Overview

EPSS Score
0.2%
Top 93% exploitable
Prevalence
Medium
enterprise database activity monitoring appliance, common in regulated firms but not everywhere
Data Quality
4 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 HIGH
CISA KEV No
Public POC No
EPSS 0.2%
Patch available Yes
Active threat No
Deciding rule
HIGH severity (CVSS 7.0-8.9)
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
Scheduled
Exploitation
None
System Exposure· derived
Open
Automatable
No
Human Impact
High
Technical Impact
Partial

Priority Score

38
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +38
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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