What is the CVSS score of CVE-2023-22091?

CVE-2023-22091 has a CVSS 3.1 base score of 4.8 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N. EPSS exploitation probability: 0.4%.

Is there a patch available for CVE-2023-22091?

Yes, a patch is available for CVE-2023-22091. Update the affected software to the latest version immediately.

Graalvm For Jdk CVE-2023-22091

MEDIUM

2023-10-17 secalert_us@oracle.com

Authentication Bypass Java Oracle Graalvm For Jdk

4.8

CVSS 3.1 · Vendor: oracle

View

Vulnerability Assessment

Impact	CVSS score of 4.8 (MEDIUM). Attack characteristics: network attack vector, high complexity, no privileges required, no user interaction not required.
Exploit ScenarioDerived	This vulnerability can be exploited remotely over the network. Successful exploitation could compromise the medium-severity affected system.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).

Patch available 0.4% exploitation probability (EPSS)

Get an e-mail when this CVE is exploited, patched or re-scored. Free account.

Alert me

AnalysisAI

Vulnerability in the Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: Compiler). Rated medium severity (CVSS 4.8), this vulnerability is remotely exploitable, no authentication required.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

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

Vulnerability in the Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: Compiler). Supported versions that are affected are Oracle GraalVM for JDK: 17.0.8, 21; Oracle GraalVM Enterprise Edition: 20.3.11, 21.3.7 and 22.3.3. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition accessible data as well as unauthorized read access to a subset of Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition accessible data. CVSS 3.1 Base Score 4.8 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N). Affected products include: Oracle Graalvm For Jdk.

Know when Graalvm For Jdk gets its next vulnerability

Watch products and get an email when something new is published
Check this CVE against your own stack and servers
Exploit and PoC references, threat intelligence from 22 sources

Continue with Google Continue with GitHub

No credit card · 7-day full trial

Severity by source

Vendor (oracle) PRIMARY 4.8 MEDIUM

AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N

Primary rating from Vendor (oracle) · only source for this CVE.

CVSS VectorVendor: oracle

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

Low

Availability

None

DescriptionCVE.org

Threat Intelligence Overview

EPSS Score

0.4%

Top 71% exploitable

Data Quality

2 sources

Confidence: Low

NVD

CVE.org

EPSS

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 0.4%

Patch available Yes

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

Human Impact· derived

Medium

Priority Score

Low Medium High Critical

KEV: 0

EPSS: 0

CVSS: +24

PoC: 0

Weaponized: 0

Threat intel: 0

Gov advisory: 0

Attack Technique

Authentication Bypass CRITICAL

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:graalvm_for_jdk:17.0.8:*:*:*:*:*:*:*

cpe:2.3:a:oracle:graalvm_for_jdk:21:*:*:*:*:*:*:*

More in Graalvm For Jdk

View all

CVE-2026-21945 HIGH Act Now

7.5 Jan 20

Remote denial of service in Oracle Java SE, GraalVM for JDK, and GraalVM Enterprise Edition allows unauthenticated attac

CVE-2026-21932 HIGH Act Now

7.4 Jan 20

Graalvm versions up to 21.3.16 contains a vulnerability that allows attackers to unauthorized creation, deletion or modi

CVE-2026-62574 HIGH This Week

7.8 Jul 21

Local privilege escalation to full takeover in the Install component of Oracle Java SE (8u491, 11.0.31, 17.0.19, 21.0.11

CVE-2025-21587 HIGH This Week

7.4 Apr 15

Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE

CVE-2025-53066 HIGH This Week

7.5 Oct 21

Unauthorized data access in Oracle Java SE JAXP component allows remote unauthenticated attackers to exfiltrate sensitiv

CVE-2025-53057 MEDIUM This Month

5.9 Oct 21

Improper access control in Oracle Java SE, GraalVM for JDK, and GraalVM Enterprise Edition allows unauthenticated remote

CVE-2025-30698 MEDIUM This Month

5.6 Apr 15

Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE

CVE-2023-22081 MEDIUM This Month

5.3 Oct 17

Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE

CVE-2023-22041 MEDIUM This Month

5.1 Jul 18

Vulnerability in the Oracle Java SE, Oracle GraalVM Enterprise Edition, Oracle GraalVM for JDK product of Oracle Java SE

CVE-2025-30691 MEDIUM This Month

4.8 Apr 15

Vulnerability in Oracle Java SE (component: Compiler). Rated medium severity (CVSS 4.8), this vulnerability is remotely

CVE-2025-61755 LOW Monitor

3.7 Oct 21

Unauthorized read of a limited subset of runtime data is possible in Oracle GraalVM for JDK 17.0.16 and 21.0.8 through t

CVE-2025-61748 LOW Monitor

3.7 Oct 21

Unauthorized data modification in Oracle Java SE, GraalVM for JDK, and GraalVM Enterprise Edition allows remote unauthen

Same technique Authentication Bypass

View all

CVE-2015-3306 CRITICAL POC

10.0

CVE-2023-22515 CRITICAL POC

9.8

CVE-2012-4681 CRITICAL POC

9.8

CVE-2013-2465 CRITICAL POC

9.8

CVE-2011-3544 CRITICAL POC

9.8

CVE-2022-40684 CRITICAL POC

9.8

CVE-2025-61882 CRITICAL POC

9.8

CVE-2024-0012 CRITICAL POC

9.3

References

Advisories & patches

PATCH https://www.oracle.com/security-alerts/cpuoct2023.html

Search Externally

GitHub PoC

Exploit-DB PacketStorm Snyk Rapid7 Nuclei Templates Trickest PoC

Back