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Turboard FOR-S CVE-2026-2465

| EUVDEUVD-2026-29446 HIGH
Incorrect Authorization (CWE-863)
2026-05-12 TR-CERT GHSA-vgx7-w2gw-273j
8.8
CVSS 3.1 · Vendor: TR-CERT
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Attack ChainAIDerived

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

  1. Access
    Reconnaissance identifies Turboard FOR-S users
  2. Delivery
    Craft phishing email with malicious dashboard link
  3. Exploit
    User clicks link while authenticated
  4. Execution
    Exploit authorization bypass vulnerability
  5. Persist
    Escalate to administrative privileges
  6. Impact
    Access sensitive BI data and modify dashboards

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A01:2025 - Broken Access Control
ASVS 5.0
V8 - Authorization Authorization logic validation
MITRE ATT&CK

1 technique across 1 tactic: Privilege Escalation

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

Exploitation Conditions

Exploitation requires user interaction - specifically, a legitimate Turboard FOR-S user must click a malicious link or interact with attacker-controlled content while accessing the vulnerable application. The CVSS vector PR:N indicates no authentication is initially required from the attacker's perspective, but the UI:R requirement means a legitimate authenticated user must be socially engineered into triggering the authorization bypass. The vulnerability affects network-accessible installations (AV:N) with low attack complexity (AC:L), meaning no special timing, race conditions, or environmental factors are needed beyond the social engineering component. The authorization flaw itself appears to affect default configurations across all affected versions (7.01.2026 through 17.02.2026) without requiring specific feature enablement. Limiting factors include the need for user interaction (prevents automated mass exploitation), the likely requirement that users have active sessions or valid credentials to the platform (limits attack surface to actual Turboard users), and potential network segmentation if Turboard is deployed internally rather than internet-facing.

Impact

This represents a moderate-to-high real-world risk requiring careful assessment of deployment context. The CVSS 8.8 score reflects critical potential impact (complete system compromise with H:H:H ratings), but practical exploitation barriers exist. The PR:N (no privileges required) combined with UI:R (user interaction required) indicates a phishing or social engineering prerequisite - attackers cannot exploit this purely through automated scanning. No EPSS data, KEV listing, or public exploit code is available, suggesting this is newly disclosed without evidence of active exploitation. However, TR-CERT's formal advisory indicates the vulnerability was responsibly disclosed and is now public knowledge, increasing exploitation likelihood. Organizations running affected versions face authentication bypass risk, but the UI:R requirement means this is not a wormable vulnerability. Priority should be HIGH for internet-facing installations where phishing is viable, MEDIUM for internal-only deployments with security awareness training. The availability of patch version 18.02.2026 makes remediation straightforward.

Exploit ScenarioDerived

An attacker identifies an organization using vulnerable Turboard FOR-S through reconnaissance of exposed login portals or job postings mentioning the platform. The attacker crafts a phishing email impersonating internal IT or a business analyst, including a malicious link to a specially crafted Turboard dashboard URL that exploits the incorrect authorization vulnerability. When a legitimate user clicks the link while authenticated to Turboard, the crafted request bypasses authorization checks and grants the attacker elevated privileges, enabling access to sensitive business intelligence data, modification of dashboards and reports, or execution of administrative functions.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
Patch available 0.0% exploitation probability (EPSS)

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AnalysisAIv1 – May 12, 2026

Privilege escalation in Turboard FOR-S allows remote unauthenticated attackers to gain elevated access by exploiting incorrect authorization checks, requiring only user interaction. The vulnerability affects versions 7.01.2026 through 17.02.2026, with fix available in version 18.02.2026. Turkish national CERT (TR-CERT) reported this authorization bypass vulnerability (CWE-863), which enables attackers to compromise confidentiality, integrity, and availability of the affected business intelligence platform.

RemediationAI

Upgrade Turboard FOR-S to version 18.02.2026 or later immediately, as confirmed by TR-CERT advisory at https://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-26-0224. If immediate patching is not feasible, implement compensating controls: restrict network access to Turboard FOR-S to trusted IP ranges via firewall rules (eliminates AV:N vector but impacts legitimate remote users), deploy web application firewall with rules to detect authorization bypass attempts (may generate false positives requiring tuning), enforce multi-factor authentication for all user accounts (does not prevent privilege escalation but limits initial access), and implement heightened security awareness training specifically warning users against clicking untrusted links to Turboard dashboards (reduces UI:R success rate but relies on human behavior). These workarounds provide defense-in-depth but do not eliminate the underlying authorization flaw - patching remains the only complete remediation.

Affected VersionsENISA

Turboard FOR-S 7.01.2026 <18.02.2026

Affected Packages

euvd turboard_for_s fix: 18.02.2026

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

This vulnerability stems from CWE-863 (Incorrect Authorization), indicating the application fails to properly verify user permissions before granting access to privileged functions or resources. Turboard FOR-S is a business intelligence and data visualization platform from Turkish vendor E-Kalite. The flaw allows attackers to bypass authorization controls and escalate privileges despite lacking proper credentials. The CVSS vector indicates network-accessible exploitation with low attack complexity but requiring user interaction (AV:N/AC:L/PR:N/UI:R), suggesting the attack likely involves social engineering to trick a legitimate user into triggering the authorization bypass, such as clicking a malicious link or opening a crafted document that exploits the authorization flaw.

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Severity by source

Vendor (TR-CERT) PRIMARY 8.8 HIGH
AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Primary rating from Vendor (TR-CERT) · only source for this CVE.

CVSS VectorVendor: TR-CERT

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

Lifecycle Timeline

2
Patch available
May 12, 2026 - 12:02 EUVD
CVE Published
May 12, 2026 - 10:27 nvd
HIGH 8.8

DescriptionCVE.org

Incorrect Authorization vulnerability in E-Kalite Software Hardware Engineering Design and Internet Services Industry and Trade Ltd. Co. Turboard FOR-S allows Privilege Escalation.

This issue affects Turboard FOR-S: from 7.01.2026 before 18.02.2026.

Executive ViewAI

Why It Matters

Turboard FOR-S versions 7.01.2026 through 17.02.2026 contain a critical privilege escalation vulnerability (CVE-2026-2465, CVSS 8.8) that allows unauthenticated attackers to gain administrative access through authorization bypass, potentially compromising the confidentiality, integrity, and availability of business intelligence data and analytics operations. Organizations running affected versions face immediate risk of unauthorized data access and system compromise without user action beyond initial system interaction.

Business Impact: Severe
Compensating Controls

Vendor-released patch: Upgrade to Turboard FOR-S version 18.02.2026 or later. Until patch deployment is complete, implement network segmentation to restrict access to Turboard FOR-S instances to trusted internal networks only, disable external API access where possible, and enforce continuous monitoring of administrative account activity and privilege escalation attempts.

Threat Intelligence Overview

EPSS Score
0.0%
Top 89% exploitable
Social Media
2
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 HIGH
CISA KEV No
Public POC No
EPSS 0.0%
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
Very High
Technical Impact
Total

Priority Score

44
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +44
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Authentication bypass attacks exploit flaws in the verification mechanisms that control access to systems and applications.

Privilege escalation occurs when an attacker leverages flaws in access control mechanisms to gain permissions beyond what they were originally granted.

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