CVE-2026-116189

rclone: rclone from 1.55.0 before 1.75.2 contains a signature verification bypass in stable selfupdate that trusts checksums...

CVE-2026-116189 is fixed in 3 products on 1 platform, first by ALAS2023-2026-3401, released November 10, 2026. It is not reported as exploited. Patch Radar priority: High.

High
CVSS
n/a
important
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0014
3rd percentile

rclone from 1.55.0 before 1.75.2 contains a signature verification bypass in stable selfupdate that trusts checksums from unsigned bytes preceding the PGP-clearsigned SHA256SUMS block. Attackers controlling the release distribution path can prepend an unsigned checksum line matching a malicious archive, causing selfupdate to install an attacker-controlled rclone executable.

Where it's fixed

ProductFixed inFixReleased
Linux
rclone · amzn 2023 1.75.2-1.amzn2023 ALAS2023-2026-3401 Nov 10, 2026
rclone-debuginfo · amzn 2023 1.75.2-1.amzn2023 ALAS2023-2026-3401 Nov 10, 2026
rclone-debugsource · amzn 2023 1.75.2-1.amzn2023 ALAS2023-2026-3401 Nov 10, 2026

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