Apache Cassandra up to 4.0.19 cqlsh History information disclosure

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
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CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
4.1$0-$5k0.87

Summaryinfo

A vulnerability was found in Apache Cassandra up to 4.0.19. It has been rated as problematic. Affected is an unknown function of the component cqlsh History Handler. Performing a manipulation results in information disclosure. This vulnerability is identified as CVE-2026-27315. The attack can be initiated remotely. There is not any exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability classified as problematic has been found in Apache Cassandra up to 4.0.19. This affects an unknown function of the component cqlsh History Handler. The manipulation with an unknown input leads to a information disclosure vulnerability. CWE is classifying the issue as CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. This is going to have an impact on confidentiality.

The advisory is shared at lists.apache.org. This vulnerability is uniquely identified as CVE-2026-27315. The exploitability is told to be easy. It is possible to initiate the attack remotely. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 04/08/2026). MITRE ATT&CK project uses the attack technique T1592 for this issue.

Upgrading to version 4.0.20 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at CERT Bund (WID-SEC-2026-1009). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Affected

  • Apache Cassandra

Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.1

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
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: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
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: Cassandra 4.0.20

Timelineinfo

04/07/2026 Advisory disclosed
04/07/2026 +0 days VulDB entry created
04/08/2026 +1 days VulDB entry last update

Sourcesinfo

Vendor: apache.org

Advisory: lists.apache.org
Status: Confirmed

CVE: CVE-2026-27315 (🔒)
GCVE (CVE): GCVE-0-2026-27315
GCVE (VulDB): GCVE-100-355761
CERT Bund: WID-SEC-2026-1009 - Apache Cassandra: Mehrere Schwachstellen

Entryinfo

Created: 04/07/2026 16:47
Updated: 04/08/2026 14:39
Changes: 04/07/2026 16:47 (52), 04/08/2026 14:39 (7)
Complete: 🔍
Cache ID: 216:FA1:103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Discussion

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