CVE detail
CVE-2026-42246
Net::IMAP implements Internet Message Access Protocol (IMAP) client functionality in Ruby. Prior to versions 0.3.10, 0.4.24, 0.5.14, and 0.6.4, a man-in-the-middle attacker can cause Net::IMAP#starttls to return "successfully", without starting TLS. This issue has been patched in versions 0.3.10, 0.4.24, 0.5.14, and 0.6.4.
Buzz score
Why this CVE is surfacing
This all-time snapshot uses the same composite formula as Trending across a 30-year evidence window, rather than a current rolling window.
Buzz score components · mention 30.0 · diversity 18.0 · KEV 0.0 · OTX 0.0 · PoC 0.0
Why it matters now
Mention timeline
- Total mentions
- 0
- within the 30d window
- Peak daily
- 0
- highest bucket
Evidence
Source links by recency
32 source links · newest first
Information published.
vendormsrc.microsoft.comMay 11, 2026, 8:03 AM- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-42246.jsonsecurity.access.redhat.com
No excerpt available.
Vendor Advisorysecurity.access.redhat.comMay 9, 2026, 8:16 PM - https://bugzilla.redhat.com/show_bug.cgi?id=2468499bugzilla.redhat.com
No excerpt available.
Exploitbugzilla.redhat.comMay 9, 2026, 8:16 PM - https://access.redhat.com/security/cve/CVE-2026-42246access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMay 9, 2026, 8:16 PM - https://access.redhat.com/errata/RHSA-2026:37397access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMay 9, 2026, 8:16 PM - https://access.redhat.com/errata/RHSA-2026:37238access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMay 9, 2026, 8:16 PM - https://access.redhat.com/errata/RHSA-2026:36099access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMay 9, 2026, 8:16 PM - https://access.redhat.com/errata/RHSA-2026:35895access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMay 9, 2026, 8:16 PM - https://access.redhat.com/errata/RHSA-2026:35867access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMay 9, 2026, 8:16 PM - https://access.redhat.com/errata/RHSA-2026:35866access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMay 9, 2026, 8:16 PM - https://access.redhat.com/errata/RHSA-2026:35834access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMay 9, 2026, 8:16 PM - https://access.redhat.com/errata/RHSA-2026:34076access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMay 9, 2026, 8:16 PM - https://access.redhat.com/errata/RHSA-2026:33721access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMay 9, 2026, 8:16 PM - https://access.redhat.com/errata/RHSA-2026:33630access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMay 9, 2026, 8:16 PM - https://access.redhat.com/errata/RHSA-2026:33577access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMay 9, 2026, 8:16 PM - https://access.redhat.com/errata/RHSA-2026:33576access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMay 9, 2026, 8:16 PM - https://access.redhat.com/errata/RHSA-2026:33565access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMay 9, 2026, 8:16 PM - https://access.redhat.com/errata/RHSA-2026:33552access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMay 9, 2026, 8:16 PM - https://access.redhat.com/errata/RHSA-2026:33551access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMay 9, 2026, 8:16 PM - https://access.redhat.com/errata/RHSA-2026:33540access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMay 9, 2026, 8:16 PM - https://access.redhat.com/errata/RHSA-2026:33515access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMay 9, 2026, 8:16 PM - https://access.redhat.com/errata/RHSA-2026:33514access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMay 9, 2026, 8:16 PM - https://access.redhat.com/errata/RHSA-2026:33512access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMay 9, 2026, 8:16 PM - https://access.redhat.com/errata/RHSA-2026:33462access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMay 9, 2026, 8:16 PM No excerpt available.
Exploitgithub.comMay 9, 2026, 8:16 PMNo excerpt available.
Exploitgithub.comMay 9, 2026, 8:16 PMNo excerpt available.
Exploitgithub.comMay 9, 2026, 8:16 PMNo excerpt available.
Exploitgithub.comMay 9, 2026, 8:16 PMNo excerpt available.
Exploitgithub.comMay 9, 2026, 8:16 PMNo excerpt available.
Exploitgithub.comMay 9, 2026, 8:16 PMNo excerpt available.
Exploitgithub.comMay 9, 2026, 8:16 PMNo excerpt available.
Exploitgithub.comMay 9, 2026, 8:16 PM
Exploit code
Public exploit repository references
Public PoC repositories are third-party, potentially unsafe artifacts. Treat their code as untrusted and use it only on authorized systems in an isolated, least-privilege environment. cvebuzz does not execute the code or verify that an exploit works.
0 repository references · best confidence N/A · max 0 stars
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