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Oracle iStore CVE-2025-53041

MEDIUM
Improper Access Control (CWE-284)
2025-10-21 secalert_us@oracle.com
6.1
CVSS 3.1 · Vendor: oracle
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Attack ChainAIDerived

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

  1. Access
    Craft malicious HTTP request/link to iStore
  2. Delivery
    Deliver link to victim via phishing
  3. Exploit
    Victim interacts, triggering injection in Shopping Cart
  4. Execution
    Execute unauthorized read and data modification
  5. Impact
    Impact spills to additional products (scope change)

Vulnerability Assessment

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

1 technique across 1 tactic: Defense Evasion

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

Exploitation Conditions

Exploitation targets the Shopping Cart component of Oracle iStore (Oracle E-Business Suite versions 12.2.5 through 12.2.14) over HTTP and does not require authentication (PR:N). The decisive limiting factor is mandatory human interaction from a person other than the attacker (UI:R) - a victim must click a crafted link or interact with attacker-supplied content, so the attack cannot be fully automated and realistically depends on social engineering/phishing delivery. Impact is bounded to limited (C:L/I:L) read and update/insert/delete on a subset of iStore data with no availability impact, though the scope change (S:C) means effects may extend to additional Oracle EBS products. Restricted to deployments running the affected 12.2.x iStore versions with the iStore module exposed.

Impact

This is a moderate-severity, lower-priority issue despite affecting a widely-deployed enterprise platform. The CVSS 3.1 base score is 6.1 (MEDIUM) with vector AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N: network-reachable and unauthenticated (PR:N), but it REQUIRES human interaction (UI:R) and yields only partial confidentiality and integrity impact with no availability impact (C:L/I:L/A:N). The scope change (S:C) is the main aggravating factor - Oracle explicitly notes attacks may significantly impact additional products beyond iStore. Exploitation signals are weak: EPSS is 0.23% (13th percentile), it is NOT listed in CISA KEV, and no public exploit code is referenced, so there is no public exploit identified at time of analysis. The profile (UI:R, S:C, C:L/I:L, A:N, unauthenticated, HTTP) is highly characteristic of a cross-site scripting / content-injection style flaw rather than a direct server compromise, which is in tension with the input Tag 'Authentication Bypass' and the broad CWE-284 (Improper Access Control) classification - verify the true weakness class with Oracle. Overall: a real but second-tier patch item - prioritize after any critical/KEV Oracle EBS flaws from the same CPU, since the required user interaction and low per-system impact limit real-world weaponization to targeted phishing-style delivery.

Exploit ScenarioDerived

An unauthenticated attacker crafts a malicious link or request targeting the Oracle iStore Shopping Cart component and lures a legitimate user (customer or operator) into interacting with it, since successful attacks require human interaction (UI:R). When the victim's browser processes the crafted content, the attacker gains unauthorized read of a subset of data and limited update/insert/delete access, with effects potentially spilling into additional products due to the scope change. No public exploit code is identified at time of analysis.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
No patch listed yet 0.2% exploitation probability (EPSS)

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AnalysisAIv1 – Oct 08, 2026

Improper access control in the Shopping Cart component of Oracle iStore, the storefront module of Oracle E-Business Suite 12.2.5 through 12.2.14, allows an unauthenticated remote attacker sending crafted HTTP requests to read and to insert, update, or delete a subset of iStore-accessible data. Exploitation is not fully automatable: the CVSS vector (PR:N/UI:R) requires a person other than the attacker to click a crafted link or otherwise interact with attacker-supplied content, so delivery realistically depends on phishing or social engineering, and the scope change (S:C) means affected data or logic may extend into other Oracle EBS products. Impact is bounded to limited confidentiality and integrity loss with no availability impact, no public exploit code has been identified at time of analysis, and EPSS is low at 0.23% (13th percentile), making this a moderate, lower-priority issue despite the widely deployed platform.

RemediationAI

Apply the Oracle Critical Patch Update (October 2025) fixes for Oracle E-Business Suite 12.2.5-12.2.14 as documented at https://www.oracle.com/security-alerts/cpuoct2025.html; patch availability is confirmed per vendor advisory, but an exact patched build number is not specified in the data provided, so the CPU for the affected 12.2.x release should be treated as the definitive fix and applied with the usual EBS patching prerequisites and downtime planning. If patching cannot be scheduled immediately, reduce exposure by restricting network access to the iStore shopping cart endpoints so they are reachable only from trusted networks (VPN or allow-listed ranges), accepting that this limits legitimate customer self-service traffic; front the application with a WAF or reverse proxy that can inspect and rate-limit cart-related HTTP requests, understanding that signature coverage for logic-level access control flaws is imperfect. Organizations that do not use iStore can disable or unexpose the module entirely, at the cost of losing storefront functionality. Because the attack path requires user interaction (UI:R), reinforce phishing awareness and link-scrutiny controls for users of the EBS storefront, and monitor web and database logs for anomalous cart read/update operations that could indicate attempts to exploit the access control weakness.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

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

Technical ContextAI · show details

The flaw is classified as CWE-284 (Improper Access Control) in the Shopping Cart component of Oracle iStore, the web storefront bundled with Oracle E-Business Suite. In practical terms, the affected HTTP interface fails to properly enforce authorization or object-level access checks, so a request that should be rejected or restricted can instead cause records within iStore's reach to be disclosed and modified - the assessed impact is limited read plus limited insert/update/delete (C:L/I:L) with no availability effect (A:N). The CVSS 3.1 vector CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N confirms network accessibility, low attack complexity, and no authentication requirement (PR:N), but also that a victim must perform an action (UI:R) and that the security scope changes (S:C), meaning successful exploitation can affect resources beyond the vulnerable component - consistent with iStore sharing session, catalog, or order data with other EBS modules. The CPE identifier cpe:2.3:a:oracle:istore:*:*:*:*:*:*:*:* records Oracle iStore as the affected product, and the referenced Oracle Critical Patch Update (CPU) advisory https://www.oracle.com/security-alerts/cpuoct2025.html is the authoritative source for the supported version range 12.2.5-12.2.14.

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Severity by source

Vendor (oracle) PRIMARY 6.1 MEDIUM
AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
vuln.today AI 6.1 MEDIUM

Unauthenticated HTTP reach gives AV:N/PR:N/AC:L, but required victim interaction forces UI:R; limited C/I and no availability yield C:L/I:L/A:N with S:C for cross-product impact.

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

Primary rating from Vendor (oracle).

CVSS VectorVendor: oracle

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

DescriptionCVE.org

Vulnerability in the Oracle iStore product of Oracle E-Business Suite (component: Shopping Cart). Supported versions that are affected are 12.2.5-12.2.14. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle iStore. Successful attacks require human interaction from a person other than the attacker and while the vulnerability is in Oracle iStore, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Oracle iStore accessible data as well as unauthorized read access to a subset of Oracle iStore accessible data. CVSS 3.1 Base Score 6.1 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N).

Threat Intelligence Overview

EPSS Score
0.2%
Top 87% exploitable
Prevalence
High
Oracle E-Business Suite is widely deployed enterprise ERP software
Data Quality
3 sources
Confidence: Low

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 MEDIUM
CISA KEV No
Public POC No
EPSS 0.2%
Patch available No
Active threat No
Deciding rule
MEDIUM severity (CVSS 4.0-6.9)
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· derived
Scheduled
Exploitation· derived
None
System Exposure· derived
Open
Automatable· derived
No
Human Impact· derived
Medium

Priority Score

30
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +30
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.

Affected Products (CPE)CVE.org

cpe:2.3:a:oracle:istore:*:*:*:*:*:*:*:*

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