MyScale MyScaleDB up to 1.8.0 SegmentId.h SegmentId::getCacheKey data authenticity

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.6$0-$5k2.10-

Summaryinfo

A vulnerability was found in MyScale MyScaleDB up to 1.8.0. It has been rated as problematic. This issue affects the function SegmentId::getCacheKey in the library src/VectorIndex/Common/SegmentId.h. This manipulation causes data authenticity. This vulnerability is handled as CVE-2026-13513. The attack can be initiated remotely. Additionally, an exploit exists. The pull request to fix this issue awaits acceptance.

Detailsinfo

A vulnerability has been found in MyScale MyScaleDB up to 1.8.0 and classified as problematic. Affected by this vulnerability is the function SegmentId::getCacheKey in the library src/VectorIndex/Common/SegmentId.h. The manipulation with an unknown input leads to a data authenticity vulnerability. The CWE definition for the vulnerability is CWE-345. The product does not sufficiently verify the origin or authenticity of data, in a way that causes it to accept invalid data. As an impact it is known to affect confidentiality, integrity, and availability.

The advisory is shared at github.com. This vulnerability is known as CVE-2026-13513. The exploitation appears to be difficult. The attack can be launched remotely. Technical details and also a public exploit are known.

It is possible to download the exploit at github.com. It is declared as proof-of-concept. The pull request to fix this issue awaits acceptance.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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

Productinfo

Vendor

Name

Version

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.0
VulDB Meta Temp Score: 4.6

VulDB Base Score: 5.0
VulDB Temp Score: 4.6
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Data authenticity
CWE: CWE-345
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

06/28/2026 Advisory disclosed
06/28/2026 +0 days VulDB entry created
06/28/2026 +0 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: 54
Status: Not defined
Confirmation: 🔒

CVE: CVE-2026-13513 (🔒)
GCVE (CVE): GCVE-0-2026-13513
GCVE (VulDB): GCVE-100-374521
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 06/28/2026 08:38
Changes: 06/28/2026 08:38 (58)
Complete: 🔍
Submitter: Dem000000
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #838878: MyScale MyScaleDB 1.8.0 source tree at commit 20a16d32; likely affected where the same vector-index mutation/cache code is present CWE-345 Insufficient Verification of Data Authenticity (by Dem000000)

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

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