Vulnerability Details CVE-2026-41677
rust-openssl provides OpenSSL bindings for the Rust programming language. From 0.9.0 to before 0.10.78, the *_from_pem_callback APIs did not validate the length returned by the user's callback. A password callback that returns a value larger than the buffer it was given can cause some versions of OpenSSL to over-read this buffer. OpenSSL 3.x is not affected by this. This vulnerability is fixed in 0.10.78.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 24.4%
CVSS Severity
CVSS v3 Score 9.1
Products affected by CVE-2026-41677
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.10.0
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.10.1
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.10.10
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.10.11
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.10.12
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.10.13
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.10.14
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.10.15
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.10.16
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.10.17
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.10.18
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.10.19
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.10.2
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.10.20
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.10.21
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.10.22
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.10.23
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.10.24
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.10.3
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.10.4
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.10.5
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.10.6
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.10.7
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.10.8
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.10.9
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.9.0
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.9.1
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.9.10
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.9.11
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.9.12
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.9.13
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.9.14
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.9.15
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.9.16
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.9.17
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.9.18
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.9.19
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.9.2
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.9.20
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.9.21
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.9.22
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.9.23
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.9.24
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.9.25
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.9.26
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.9.27
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.9.28
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.9.30
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.9.31
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.9.32
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.9.33
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.9.35
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.9.36
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.9.37
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.9.38
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.9.39
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.9.40
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.9.41
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.9.42
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.9.43
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.9.44
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.9.45
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.9.46
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.9.47
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.9.48
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.9.49
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cpe:2.3:a:rust-openssl_project:rust-openssl:0.9.9