Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain
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AccessIdentify exposed ORDS HTTP endpoint
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DeliveryCraft malicious request/link
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ExploitInduce victim interaction (UI:R)
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ExecutionSatisfy high-complexity condition
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ImpactRead subset of ORDS data
Vulnerability Assessment
| Exploitation Conditions | Exploitation requires a network-reachable Oracle REST Data Services instance (versions 24.2.0 through 26.1.0) exposed over HTTP, and critically depends on human interaction from a person other than the attacker (UI:R) - a victim must be induced to act, so this cannot be driven fully automatically. Attack complexity is high (AC:H), meaning the attacker must satisfy a non-trivial precondition or race/configuration state beyond their control. No authentication is required (PR:N). These factors - mandatory victim interaction plus high complexity - substantially limit realistic exploitation and confine impact to unauthorized read of a subset of ORDS-accessible data; there is no write/integrity or availability impact. |
| Impact | This is a low-priority, high-CVSS-no, low-CVSS issue: Oracle assigns CVSS 3.1 base 3.1 (LOW), and every signal agrees it is a minor exposure. The vector (AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N) describes a network-reachable, unauthenticated flaw that is nonetheless gated by high attack complexity (AC:H) and required human interaction (UI:R), with only partial confidentiality impact (C:L) and no integrity or availability impact. No EPSS score, CISA KEV listing, or public POC is present in the supplied data, so there is no evidence of exploitation interest or feasibility beyond the theoretical. The signals are internally consistent - a hard-to-exploit, interaction-dependent information leak - rather than conflicting. The one discordant element is metadata, not scoring: the 'Authentication Bypass' tag contradicts the description, which plainly describes unauthorized read access to a subset of data (an information-disclosure issue), not a privilege/authentication bypass. EPSS and KEV are simply absent (not low-despite-KEV); absence here is expected for a freshly disclosed CPU item and should not be read as suppression of risk. Overall: patch in the normal Oracle Critical Patch Update cycle, not an emergency. |
| Exploit ScenarioDerived | An attacker crafts a malicious link or request targeting an internet-reachable Oracle REST Data Services endpoint and lures a legitimate user into interacting with it (UI:R). Because the flaw is difficult to exploit (AC:H) and yields only partial read access, success depends on winning a non-trivial condition and tricking a victim, after which the attacker gains unauthorized read access to a limited subset of ORDS-accessible data. No public exploit code is identified at time of analysis. |
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Alert meAnalysisAIv1 – Oct 21, 2026
Unauthorized read access to a limited subset of Oracle REST Data Services data is possible in versions 24.2.0 through 26.1.0 for unauthenticated network attackers, but exploitation requires high attack complexity and interaction by a person other than the attacker. Oracle rates this as low severity (CVSS 3.1 base 3.1) with only confidentiality impact; there is no integrity or availability effect. No public exploit code was identified at time of analysis, and the CVE is not listed in CISA KEV.
RemediationAI
Apply the Oracle REST Data Services update referenced in Oracle's October 2026 Critical Patch Update advisory (https://www.oracle.com/security-alerts/cpuoct2026.html); the provided data does not state an exact fixed build, so confirm the patched version in that advisory before upgrading. If immediate patching is not possible, reduce exposure by placing ORDS behind a VPN or allow-listing reverse proxy and restricting access to trusted networks-this lowers the reachable attack surface but can disrupt legitimate public API clients. Because exploitation needs victim interaction, also reinforce phishing/user-awareness controls and monitor HTTP logs for anomalous read requests against ORDS endpoints; these controls do not remove the flaw and may add operational overhead.
Affected VersionsENISA
Affected Packages
Source: OSV (Open Source Vulnerabilities)
Affects your stack
Affects 1 package in euvd
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Technical ContextAI · show details
Oracle REST Data Services is Oracle's middleware for publishing RESTful APIs and HTTP access to Oracle Database content, and the affected component is Core. The CVSS vector (AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N) shows the attacker reaches the service over HTTP without credentials, but must overcome a high-complexity precondition and persuade a non-attacker user to interact; impact is confined to unauthorized read of a subset of ORDS-accessible data. No CWE is assigned, so the precise root-cause class cannot be confirmed, though the supplied 'Authentication Bypass' tag suggests an access-control logic weakness in ORDS Core rather than memory corruption. No CPE strings were provided; the EUVD range identifies 24.2.0 through 26.1.0.
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Severity by source
AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N
HTTP-reachable and unauthenticated (AV:N/PR:N) but gated by required victim interaction and a non-trivial precondition (UI:R/AC:H), yielding only partial confidentiality (C:L).
Primary rating from NVD.
CVSS VectorNVD
DescriptionNVD
Vulnerability in Oracle REST Data Services (component: Core). Supported versions that are affected are 24.2.0-26.1.0. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle REST Data Services. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized read access to a subset of Oracle REST Data Services accessible data. CVSS 3.1 Base Score 3.1 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N).
Threat Intelligence Overview
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.
What every action level means
SSVC AssessmentENISA
Priority Score
Attack Technique
Authentication bypass attacks exploit flaws in the verification mechanisms that control access to systems and applications.
EUVD-2026-105786
GHSA-7j24-r653-qh97
NVD
CVE.org
EPSS
Exploit-DB