CVE-2025-27100— An authenticated user can crash lakeFS by exhausting server memory
Quick assessment
Affected
treeverse lakeFS
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
lakeFS是Treeverse开源的一款开源工具，可将您的对象存储转换为类似 Git 的存储库。 lakeFS 1.50.0之前版本存在资源管理错误漏洞，该漏洞源于存在内存耗尽，会导致认证用户触发服务器拒绝服务。
Possible ATT&CK Techniques 1 AI
T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2025-27100
Vulnerability Information
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Vulnerability Title
An authenticated user can crash lakeFS by exhausting server memory
Source: CVE Program / CVE List V5
Vulnerability Description
lakeFS is an open-source tool that transforms your object storage into a Git-like repository. In affected versions an authenticated user can crash lakeFS by exhausting server memory. This is an authenticated denial-of-service issue. This problem has been patched in version 1.50.0. Users on versions 1.49.1 and below are affected. Users are advised to upgrade. Users unable to upgrade should either set the environment variable `LAKEFS_BLOCKSTORE_S3_DISABLE_PRE_SIGNED_MULTIPART` to `true` or configure the `disable_pre_signed_multipart` key to true in their config yaml.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
未加控制的资源消耗(资源穷尽)
Source: CVE Program / CVE List V5
Vulnerability Title
lakeFS 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
lakeFS是Treeverse开源的一款开源工具，可将您的对象存储转换为类似 Git 的存储库。 lakeFS 1.50.0之前版本存在资源管理错误漏洞，该漏洞源于存在内存耗尽，会导致认证用户触发服务器拒绝服务。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
II. Public POCs for CVE-2025-27100
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Patches & Fixes for CVE-2025-27100 (1)
-
Merge commit from fork · treeverse/lakeFS@3a62575 · GitHub x_refsource_MISC
Vendor Advisories for CVE-2025-27100 (1)
IV. Related Vulnerabilities
Same product: lakeFS
-
CVE-2026-48026
lakeFS vulnerable to stored XSS in rendered markdown preview -
CVE-2026-66006
lakeFS Unauthenticated Operator Metadata Overwrite via setup -
CVE-2026-26187
lakeFS vulnerable to path traversal in local block adapter a -
CVE-2025-68671
lakeFS is Missing Timestamp Validation in S3 Gateway Authent -
CVE-2025-64179
lakeFS: Unauthenticated access to API usage metrics
Same vendor: treeverse
-
CVE-2026-48026
lakeFS vulnerable to stored XSS in rendered markdown preview -
CVE-2026-66006
lakeFS Unauthenticated Operator Metadata Overwrite via setup -
CVE-2026-26187
lakeFS vulnerable to path traversal in local block adapter a -
CVE-2025-68671
lakeFS is Missing Timestamp Validation in S3 Gateway Authent -
CVE-2025-64179
lakeFS: Unauthenticated access to API usage metrics
Same weakness: CWE-400
-
CVE-2026-104861
probe-image-size: Quadratic-time Denial of Service in the SV -
CVE-2026-104844
PostCSS: Quadratic complexity in flat selector parsing allow -
CVE-2026-95512
Freetype: freetype: denial of service via repeated subroutin -
CVE-2026-103760
Mooncake transfer engine through 0.3.13.post1 Denial of Serv -
CVE-2026-86344
389-ds-base: 389-ds-base: unauthenticated worker-thread-pool
V. Comments for CVE-2025-27100
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