Vulnerability Details CVE-2026-116189
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.002
EPSS Ranking 4.1%
CVSS Severity
CVSS v3 Score 7.5
Products affected by CVE-2026-116189
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cpe:2.3:a:rclone:rclone:1.55.0
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cpe:2.3:a:rclone:rclone:1.55.1
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cpe:2.3:a:rclone:rclone:1.56.0
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cpe:2.3:a:rclone:rclone:1.56.1
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cpe:2.3:a:rclone:rclone:1.56.2
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cpe:2.3:a:rclone:rclone:1.57.0
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cpe:2.3:a:rclone:rclone:1.58.0
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cpe:2.3:a:rclone:rclone:1.58.1
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cpe:2.3:a:rclone:rclone:1.59.0
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cpe:2.3:a:rclone:rclone:1.59.1
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cpe:2.3:a:rclone:rclone:1.59.2
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cpe:2.3:a:rclone:rclone:1.60.0
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cpe:2.3:a:rclone:rclone:1.60.1
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cpe:2.3:a:rclone:rclone:1.61.0
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cpe:2.3:a:rclone:rclone:1.61.1
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cpe:2.3:a:rclone:rclone:1.62.0
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cpe:2.3:a:rclone:rclone:1.62.1
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cpe:2.3:a:rclone:rclone:1.62.2
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cpe:2.3:a:rclone:rclone:1.63.0
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cpe:2.3:a:rclone:rclone:1.63.1
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cpe:2.3:a:rclone:rclone:1.64.0
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cpe:2.3:a:rclone:rclone:1.64.1
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cpe:2.3:a:rclone:rclone:1.64.2
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cpe:2.3:a:rclone:rclone:1.65.0
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cpe:2.3:a:rclone:rclone:1.65.1
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cpe:2.3:a:rclone:rclone:1.65.2
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cpe:2.3:a:rclone:rclone:1.66.0
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cpe:2.3:a:rclone:rclone:1.67.0
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cpe:2.3:a:rclone:rclone:1.68.0
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cpe:2.3:a:rclone:rclone:1.68.1
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cpe:2.3:a:rclone:rclone:1.68.2
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cpe:2.3:a:rclone:rclone:1.69.0
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cpe:2.3:a:rclone:rclone:1.69.1
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cpe:2.3:a:rclone:rclone:1.69.2
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cpe:2.3:a:rclone:rclone:1.69.3
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cpe:2.3:a:rclone:rclone:1.70.0
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cpe:2.3:a:rclone:rclone:1.70.1
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cpe:2.3:a:rclone:rclone:1.70.2
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cpe:2.3:a:rclone:rclone:1.70.3
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cpe:2.3:a:rclone:rclone:1.71.0
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cpe:2.3:a:rclone:rclone:1.71.1
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cpe:2.3:a:rclone:rclone:1.71.2
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cpe:2.3:a:rclone:rclone:1.72.0
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cpe:2.3:a:rclone:rclone:1.72.1
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cpe:2.3:a:rclone:rclone:1.73.0
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cpe:2.3:a:rclone:rclone:1.73.1
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cpe:2.3:a:rclone:rclone:1.73.2
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cpe:2.3:a:rclone:rclone:1.73.3
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cpe:2.3:a:rclone:rclone:1.73.4
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cpe:2.3:a:rclone:rclone:1.73.5
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cpe:2.3:a:rclone:rclone:1.74.0
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cpe:2.3:a:rclone:rclone:1.74.1
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cpe:2.3:a:rclone:rclone:1.74.2
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cpe:2.3:a:rclone:rclone:1.74.3
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cpe:2.3:a:rclone:rclone:1.74.4
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cpe:2.3:a:rclone:rclone:1.75.0
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cpe:2.3:a:rclone:rclone:1.75.1