CVE-2026-88015

rclone local: crafted Range request against a translated symlink panics (DoS)

State
Published
Severity
5.3 Medium
Published
Sep 10, 2026
Updated
Sep 10, 2026
Reserved
Sep 9, 2026

Read the record on cve.org

Description

rclone is a command-line program to sync files and directories to and from different cloud storage providers. Prior to 1.75.1, backend/local with --links or links=true exposes symlink targets as .rclonelink objects, and fs.RangeOption.Decode can pass an unchecked positive Range start through Object.Open and openTranslatedLink. The function slices the target string as linkdst[offset:], so a Range start larger than the target length causes a deterministic slice-bounds panic when lib/http/serve exposes the object through HTTP or WebDAV. Go net/http normally recovers the panic per connection, causing request-level denial of service rather than terminating the entire process. This issue is fixed in version 1.75.1.

Scores

CVSSScoreVectorSource
3.15.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:LGitHub_M

Weaknesses

Affected Products

ProductVersions
rclonerclone
  • < 1.75.1Affected

References

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