Directory Traversal vulnerability in Beam beta9 v.0.1.521 allows a remote attacker to obtain sensitive information via the joinCleanPath function.

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required High

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00488.

Exploitation poc

Automatable no

Technical Impact partial

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
n/a n/a affected
Version Status Constraints
n/a affected —

Configuration 1 [-]

cpe:2.3:a:beam:beta9:0.1.521:*:*:*:*:*:*:*

No data.

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Vendors Products
Amazon Subscribe
Aws Sdk Php Subscribe
Beam-cloud Subscribe
Beta9 Subscribe

Project Subscriptions

Vendors Products
Amazon Subscribe
Aws Sdk Php Subscribe
Beam Subscribe
Beta9 Subscribe
Beam-cloud Subscribe
Beta9 Subscribe
Advisories
Source ID Title
Github GHSA Github GHSA GHSA-73jg-4qh6-3f4g Beam Exposes sensitive information via joinCleanPath function
Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/aws/aws-sdk-php/security/advisories/GHSA-557v-xcg6-rm5m cve-icon cve-icon
https://github.com/beam-cloud/beta9/blob/c1cd75e813cf7d53e916157d920099e89ef45caa/pkg/abstractions/volume/multipart.go#L45 cve-icon cve-icon
https://github.com/ryotaromatsui/CVEs/tree/main/CVE-2025-69820 cve-icon cve-icon
History

Mon, 02 Feb 2026 20:45:00 +0000

Type Values Removed Values Added
First Time appeared Beam
Beam beta9
CPEs cpe:2.3:a:beam:beta9:0.1.521:*:*:*:*:*:*:*
Vendors & Products Beam
Beam beta9

Wed, 28 Jan 2026 15:00:00 +0000

Type Values Removed Values Added
Description Directory Traversal vulnerability in Beam beta9 v.0.1.552 allows a remote attacker to obtain sensitive information via the joinCleanPath function Directory Traversal vulnerability in Beam beta9 v.0.1.521 allows a remote attacker to obtain sensitive information via the joinCleanPath function.

Mon, 26 Jan 2026 12:00:00 +0000

Type Values Removed Values Added
First Time appeared Amazon
Amazon aws Sdk Php
Beam-cloud
Beam-cloud beta9
Vendors & Products Amazon
Amazon aws Sdk Php
Beam-cloud
Beam-cloud beta9

Sun, 25 Jan 2026 06:30:00 +0000

Type Values Removed Values Added
References

Thu, 22 Jan 2026 23:00:00 +0000

Type Values Removed Values Added
Weaknesses CWE-22
Metrics cvssV3_1

{'score': 6, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Thu, 22 Jan 2026 16:00:00 +0000

Type Values Removed Values Added
Description Directory Traversal vulnerability in Beam beta9 v.0.1.552 allows a remote attacker to obtain sensitive information via the joinCleanPath function
References

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-01-28T14:40:20.538Z

Reserved: 2026-01-09T00:00:00.000Z

Link: CVE-2025-69820

cve-icon Vulnrichment

Updated: 2026-01-22T16:48:50.684Z

cve-icon NVD

Status : Analyzed

Published: 2026-01-22T16:16:07.820

Modified: 2026-02-02T20:33:56.877

Link: CVE-2025-69820

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-01-26T11:54:38Z

Weaknesses