CVE-2026-88016 Details
rclone is a command-line program to sync files and directories to and from different cloud storage providers. Prior to 1.75.1, when backend/local runs with --links, a source .rclonelink object can plant a symlink in the destination and later directory metadata is applied through that path. MkdirMetadata, writeMetadataToFile, and setTimes operate when Directory.translatedLink=false, so os.Chown, os.Chmod, os.Chtimes, and birth-time handling can bypass os.Root confinement and follow the symlink. An attacker controlling source contents can therefore apply selected ownership, permissions, modification times, or birth times to a file or directory outside the destination, with --metadata required for chmod and chown while modification time is applied by the normal directory workflow. This issue is fixed in version 1.75.1.
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Exploit prediction scoring system (EPSS) score for CVE-2026-88016
EPSS (Exploit Prediction Scoring System): EPSS predicts the likelihood that a vulnerability will be exploited in the wild. A higher percentage means a greater chance of an exploit occurring. The EPSS model produces a probability score between 0 and 1 (0 and 100%).
0.27 Probability of exploitation activity being observed over the next 30 days (17th percentile)
CVSS score for CVE-2026-88016
CVSS (Common Vulnerability Scoring System): An open framework owned and managed by FIRST.Org, Inc. that assigns a numerical score from 0 to 10 to software vulnerabilities to indicate their severity.
7.1 High
Products affected by CVE-2026-88016

CVE-2026-88016 Global Footprint

Top 10 Identified Countries

Country Observations Percentage
DE 3 23.08%
US 3 23.08%
FR 2 15.38%
CH 1 7.69%
JP 1 7.69%
NL 1 7.69%
RU 1 7.69%
SG 1 7.69%

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CVE-2026-88016 Industry Footprint

Top 10 Identified Industries

*Service provider organizations (typically Technology and Telecommunications) are disproportionally represented in the results given their upstream ownership of end-user infrastructure. See our FAQs.

Industry* Observations Percentage
Technology 9 100.00%

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