CVE-2026-54321: CWE-613: Insufficient Session Expiration in daytonaio daytona
CVE-2026-54321 is a vulnerability in daytonaio's daytona product affecting versions from 0.101.0 up to but not including 0.184.0. The issue involves insufficient session expiration where sandbox previews switched from public to private remained accessible without authentication for a short time due to cached visibility state not being invalidated. This could allow unauthorized access to private sandboxes temporarily. The vulnerability has a high severity score of 7. A fix is available in version 0.184.0.
AI Analysis
Technical Summary
The vulnerability CVE-2026-54321 in daytonaio daytona (versions >=0.101.0 <0.184.0) is caused by insufficient session expiration related to cached visibility state. When sandbox previews are changed from public to private, the cached state was not invalidated immediately, allowing the sandbox to remain reachable without authentication briefly after the visibility change. This issue is classified under CWE-613 (Insufficient Session Expiration) and CWE-863 (Incorrect Authorization). The vulnerability is fixed in version 0.184.0.
Potential Impact
Unauthorized users could access sandbox previews that were intended to be private for a short period after their visibility was changed from public to private. This exposure could lead to unauthorized disclosure of potentially sensitive AI-generated code execution environments or agent workflows. The CVSS v3.1 score of 7 indicates high impact on confidentiality, with limited impact on integrity and availability.
Mitigation Recommendations
Upgrade daytona to version 0.184.0 or later, where this vulnerability is fixed. Since the vendor has released a fixed version, applying this official patch is the recommended remediation. Patch status is confirmed by the vendor advisory stating the fix is in 0.184.0.
CVE-2026-54321: CWE-613: Insufficient Session Expiration in daytonaio daytona
Description
CVE-2026-54321 is a vulnerability in daytonaio's daytona product affecting versions from 0.101.0 up to but not including 0.184.0. The issue involves insufficient session expiration where sandbox previews switched from public to private remained accessible without authentication for a short time due to cached visibility state not being invalidated. This could allow unauthorized access to private sandboxes temporarily. The vulnerability has a high severity score of 7. A fix is available in version 0.184.0.
CVSS v3.1
Score 7.0high
Affected software
pkg:github/daytonaio/daytonaRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The vulnerability CVE-2026-54321 in daytonaio daytona (versions >=0.101.0 <0.184.0) is caused by insufficient session expiration related to cached visibility state. When sandbox previews are changed from public to private, the cached state was not invalidated immediately, allowing the sandbox to remain reachable without authentication briefly after the visibility change. This issue is classified under CWE-613 (Insufficient Session Expiration) and CWE-863 (Incorrect Authorization). The vulnerability is fixed in version 0.184.0.
Potential Impact
Unauthorized users could access sandbox previews that were intended to be private for a short period after their visibility was changed from public to private. This exposure could lead to unauthorized disclosure of potentially sensitive AI-generated code execution environments or agent workflows. The CVSS v3.1 score of 7 indicates high impact on confidentiality, with limited impact on integrity and availability.
Mitigation Recommendations
Upgrade daytona to version 0.184.0 or later, where this vulnerability is fixed. Since the vendor has released a fixed version, applying this official patch is the recommended remediation. Patch status is confirmed by the vendor advisory stating the fix is in 0.184.0.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- GitHub_M
- Date Reserved
- 2026-06-12T18:42:02.223Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a3ad655eed863c81e79459a
Added to database: 06/23/2026, 18:54:13 UTC
Last enriched: 06/23/2026, 19:09:27 UTC
Last updated: 06/23/2026, 19:09:27 UTC
Views: 2
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