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Vulnerability details: VCID-rfhh-yjxe-3fds
Vulnerability ID VCID-rfhh-yjxe-3fds
Aliases CVE-2026-42245
GHSA-q2mw-fvj9-vvcw
Summary net-imap has quadratic complexity when reading response literals
Status Published
Exploitability 0.5
Weighted Severity 2.7
Risk 1.4
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-407 Inefficient Algorithmic Complexity
System Score Found at
cvssv3.1_qr LOW https://github.com/advisories/GHSA-q2mw-fvj9-vvcw
cvssv4 2.3 https://github.com/ruby/net-imap
generic_textual LOW https://github.com/ruby/net-imap
cvssv4 2.3 https://github.com/ruby/net-imap/commit/6091f7d6b1f3514cafbfe39c76f2b5d73de3ca96
generic_textual LOW https://github.com/ruby/net-imap/commit/6091f7d6b1f3514cafbfe39c76f2b5d73de3ca96
cvssv4 2.3 https://github.com/ruby/net-imap/commit/88d95231fc8afef11c1f074453f7d75b68c9dfda
generic_textual LOW https://github.com/ruby/net-imap/commit/88d95231fc8afef11c1f074453f7d75b68c9dfda
cvssv4 2.3 https://github.com/ruby/net-imap/commit/de685f91a4a4cc75eb80da898c2bf8af08d34819
generic_textual LOW https://github.com/ruby/net-imap/commit/de685f91a4a4cc75eb80da898c2bf8af08d34819
cvssv4 2.3 https://github.com/ruby/net-imap/releases/tag/v0.4.24
generic_textual LOW https://github.com/ruby/net-imap/releases/tag/v0.4.24
cvssv4 2.3 https://github.com/ruby/net-imap/releases/tag/v0.5.14
generic_textual LOW https://github.com/ruby/net-imap/releases/tag/v0.5.14
cvssv4 2.3 https://github.com/ruby/net-imap/releases/tag/v0.6.4
generic_textual LOW https://github.com/ruby/net-imap/releases/tag/v0.6.4
cvssv3.1_qr LOW https://github.com/ruby/net-imap/security/advisories/GHSA-q2mw-fvj9-vvcw
cvssv4 2.3 https://github.com/ruby/net-imap/security/advisories/GHSA-q2mw-fvj9-vvcw
generic_textual LOW https://github.com/ruby/net-imap/security/advisories/GHSA-q2mw-fvj9-vvcw
Reference id Reference type URL
https://github.com/ruby/net-imap
https://github.com/ruby/net-imap/commit/6091f7d6b1f3514cafbfe39c76f2b5d73de3ca96
https://github.com/ruby/net-imap/commit/88d95231fc8afef11c1f074453f7d75b68c9dfda
https://github.com/ruby/net-imap/commit/de685f91a4a4cc75eb80da898c2bf8af08d34819
https://github.com/ruby/net-imap/releases/tag/v0.4.24
https://github.com/ruby/net-imap/releases/tag/v0.5.14
https://github.com/ruby/net-imap/releases/tag/v0.6.4
GHSA-q2mw-fvj9-vvcw https://github.com/advisories/GHSA-q2mw-fvj9-vvcw
GHSA-q2mw-fvj9-vvcw https://github.com/ruby/net-imap/security/advisories/GHSA-q2mw-fvj9-vvcw
No exploits are available.
Vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N Found at https://github.com/ruby/net-imap
Attack Vector (AV) Attack Complexity (AC) Attack Requirements (AT) Privileges Required (PR) User Interaction (UI) Vulnerable System Impact Confidentiality (VC) Vulnerable System Impact Integrity (VI) Vulnerable System Impact Availability (VA) Subsequent System Impact Confidentiality (SC) Subsequent System Impact Integrity (SI) Subsequent System Impact Availability (SA)

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Vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N Found at https://github.com/ruby/net-imap/commit/6091f7d6b1f3514cafbfe39c76f2b5d73de3ca96
Attack Vector (AV) Attack Complexity (AC) Attack Requirements (AT) Privileges Required (PR) User Interaction (UI) Vulnerable System Impact Confidentiality (VC) Vulnerable System Impact Integrity (VI) Vulnerable System Impact Availability (VA) Subsequent System Impact Confidentiality (SC) Subsequent System Impact Integrity (SI) Subsequent System Impact Availability (SA)

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Vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N Found at https://github.com/ruby/net-imap/commit/88d95231fc8afef11c1f074453f7d75b68c9dfda
Attack Vector (AV) Attack Complexity (AC) Attack Requirements (AT) Privileges Required (PR) User Interaction (UI) Vulnerable System Impact Confidentiality (VC) Vulnerable System Impact Integrity (VI) Vulnerable System Impact Availability (VA) Subsequent System Impact Confidentiality (SC) Subsequent System Impact Integrity (SI) Subsequent System Impact Availability (SA)

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Vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N Found at https://github.com/ruby/net-imap/commit/de685f91a4a4cc75eb80da898c2bf8af08d34819
Attack Vector (AV) Attack Complexity (AC) Attack Requirements (AT) Privileges Required (PR) User Interaction (UI) Vulnerable System Impact Confidentiality (VC) Vulnerable System Impact Integrity (VI) Vulnerable System Impact Availability (VA) Subsequent System Impact Confidentiality (SC) Subsequent System Impact Integrity (SI) Subsequent System Impact Availability (SA)

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Vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N Found at https://github.com/ruby/net-imap/releases/tag/v0.4.24
Attack Vector (AV) Attack Complexity (AC) Attack Requirements (AT) Privileges Required (PR) User Interaction (UI) Vulnerable System Impact Confidentiality (VC) Vulnerable System Impact Integrity (VI) Vulnerable System Impact Availability (VA) Subsequent System Impact Confidentiality (SC) Subsequent System Impact Integrity (SI) Subsequent System Impact Availability (SA)

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Vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N Found at https://github.com/ruby/net-imap/releases/tag/v0.5.14
Attack Vector (AV) Attack Complexity (AC) Attack Requirements (AT) Privileges Required (PR) User Interaction (UI) Vulnerable System Impact Confidentiality (VC) Vulnerable System Impact Integrity (VI) Vulnerable System Impact Availability (VA) Subsequent System Impact Confidentiality (SC) Subsequent System Impact Integrity (SI) Subsequent System Impact Availability (SA)

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Vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N Found at https://github.com/ruby/net-imap/releases/tag/v0.6.4
Attack Vector (AV) Attack Complexity (AC) Attack Requirements (AT) Privileges Required (PR) User Interaction (UI) Vulnerable System Impact Confidentiality (VC) Vulnerable System Impact Integrity (VI) Vulnerable System Impact Availability (VA) Subsequent System Impact Confidentiality (SC) Subsequent System Impact Integrity (SI) Subsequent System Impact Availability (SA)

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Vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N Found at https://github.com/ruby/net-imap/security/advisories/GHSA-q2mw-fvj9-vvcw
Attack Vector (AV) Attack Complexity (AC) Attack Requirements (AT) Privileges Required (PR) User Interaction (UI) Vulnerable System Impact Confidentiality (VC) Vulnerable System Impact Integrity (VI) Vulnerable System Impact Availability (VA) Subsequent System Impact Confidentiality (SC) Subsequent System Impact Integrity (SI) Subsequent System Impact Availability (SA)

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No EPSS data available for this vulnerability.

Date Actor Action Source VulnerableCode Version
2026-05-06T11:59:20.566711+00:00 GHSA Importer Import https://github.com/advisories/GHSA-q2mw-fvj9-vvcw 38.6.0