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1 vulnerability by jordan-dalby
CVE-2026-126658 (GCVE-0-2026-126658)
Vulnerability from cvelistv5 – Published: 2026-11-11 12:24 – Updated: 2026-11-14 13:05
VLAI
EPSS
VEX
Title
ByteStash 1.5.10 before 1.6.2 Insufficient Session Expiration via API Keys
Summary
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.
Severity
5.4 (Medium)
SSVC
Exploitation: poc
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-11-13 17:11 UTC
CWE
- CWE-613 - Insufficient Session Expiration
Assigner
VulnCheck
CNA
References
6 references
| URL | Tags |
|---|---|
| https://github.com/jordan-dalby/ByteStash/securit… | vendor-advisory |
| https://github.com/jordan-dalby/ByteStash/commit/… | patch |
| https://github.com/jordan-dalby/ByteStash/release… | release-notes |
| https://github.com/jordan-dalby/ByteStash/blob/v1… | technical-description |
| https://notes.netbytesec.com/2026/11/cve-2026-126… | third-party-advisory |
| https://www.vulncheck.com/advisories/bytestash-1.… | third-party-advisory |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| jordan-dalby | ByteStash |
Affected:
1.5.10 , < 1.6.2
(semver)
Unaffected: 1.6.2 (semver) |
Date Public
2026-11-10 11:33
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