Apache TomEE up to 10.0.0-M0/10.2.x/11.0.0-M1 Session Identifier random values

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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3.0$0-$5k0.19+

Summaryinfo

A vulnerability has been found in Apache TomEE up to 10.0.0-M0/10.2.x/11.0.0-M1 and classified as problematic. Impacted is an unknown function of the component Session Identifier. Performing a manipulation results in random values. This vulnerability is cataloged as CVE-2026-111259. It is possible to initiate the attack remotely. There is no exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Apache TomEE up to 10.0.0-M0/10.2.x/11.0.0-M1. It has been classified as problematic. This affects an unknown part of the component Session Identifier. The manipulation with an unknown input leads to a random values vulnerability. CWE is classifying the issue as CWE-330. The product uses insufficiently random numbers or values in a security context that depends on unpredictable numbers. This is going to have an impact on confidentiality. The summary by CVE is:

The embedded server generates HTTP session identifiers with a non-cryptographic random number generator by default. A remote attacker who observes a session identifier can predict the identifiers issued to other users and hijack their sessions, if the application relies on HTTP sessions for authentication. Users are recommended to upgrade to version 10.3.0 or 11.0.0-M2, which fix the issue.

It is possible to read the advisory at lists.apache.org. This vulnerability is uniquely identified as CVE-2026-111259 since 10/15/2026. The exploitability is told to be difficult. It is possible to initiate the attack remotely. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 11/10/2026). The attack technique deployed by this issue is T1600.001 according to MITRE ATT&CK.

Upgrading to version 10.0.0-M1, 10.3.0 or 11.0.0-M2 eliminates this vulnerability.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.1
VulDB Meta Temp Score: 3.0

VulDB Base Score: 3.1
VulDB Temp Score: 3.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Random values
CWE: CWE-330 / CWE-310
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: TomEE 10.0.0-M1/10.3.0/11.0.0-M2

Timelineinfo

10/15/2026 CVE reserved
11/10/2026 +26 days Advisory disclosed
11/10/2026 +0 days VulDB entry created
11/10/2026 +0 days VulDB entry last update

Sourcesinfo

Vendor: apache.org

Advisory: lists.apache.org
Status: Confirmed

CNA: apache
CVE: CVE-2026-111259 (🔒)

GCVE (CVE): GCVE-0-2026-111259
GCVE (VulDB): GCVE-100-433779

Entryinfo

Created: 11/10/2026 16:38
Changes: 11/10/2026 16:38 (54)
Complete: 🔍
Cache ID: 216::103

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