CVE-2026-126658

MediumCVSS 5.4/10Last modified Nov 12, 2026

Description

ByteStash 1.5.10 before 1.6.2 contains an insufficient session expiration vulnerability that allows holders of API keys to keep access after account deactivation because validateApiKey never checks account status. Attackers holding a deactivated account's API key can read, create, modify and delete its snippets via /api/snippets and use every MCP tool via /mcp.

Metrics

CVSS 3.1 5.4/10CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N

Weakness enumeration

CWE-613

Affected software

No affected versions have been published.

Timeline

Published: Nov 11, 2026
Last modified: Nov 12, 2026
NVD status: Deferred

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