CVE-2025-68671 lakeFS is Missing Timestamp Validation in S3 Gateway Authentication

What is CVE-2025-68671?

CVE-2025-68671 is a medium-severity vulnerability in treeverse lakeFS, published on 15 Jan 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

lakeFS is an open-source tool that transforms object storage into a Git-like repositories. LakeFS's S3 gateway does not validate timestamps in authenticated requests, allowing replay attacks. Prior to 1.75.0, an attacker who captures a valid signed request (e.g., through network interception, logs, or compromised systems) can replay that request until credentials are rotated, even after the request is intended to expire. This vulnerability is fixed in 1.75.0.

Weakness: CWE-294

Which versions are affected by CVE-2025-68671?

3 open source packages ship an affected version, including github.com/treeverse/lakefs. It affects 1 product.

Products include Lakefs Lakefs.

How do I fix CVE-2025-68671?

Upgrade github.com/treeverse/lakefs to 1.75.0 or later.

Is CVE-2025-68671 being exploited?

There is no known exploitation of CVE-2025-68671 in the wild and no public exploit code.

Other vulnerabilities in treeverse lakeFS

• CVE-2026-26187 lakeFS vulnerable to path traversal in local block adapter allow cross-namespace and sibling directory access High 8.1
• CVE-2026-66006 lakeFS Unauthenticated Operator Metadata Overwrite via setup_comm_prefs Medium 6.9

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-f2ph-gc9m-q55f, GO-2026-4321.