MODERATERubyGems →
net-imap vulnerable to denial of service via high iteration count for `SCRAM-*` authentication
net-imap vulnerable to denial of service via high iteration count for `SCRAM-*` authentication
Affected packages
- net-imap— 0.6.0 → 0.6.4
Exploit signal
- Known exploited (CISA KEV)
- No
- EPSS score
- —
- EPSS percentile
- —
EPSS is the probability a CVE is exploited in the wild; percentile is its rank among all CVEs.
Sources
- https://github.com/ruby/net-imap/security/advisories/GHSA-87pf-fpwv-p7m7
- https://nvd.nist.gov/vuln/detail/CVE-2026-42256
- https://github.com/ruby/net-imap/commit/158d0b505074397cdb5ceb58935e42dd2bcfa612
- https://github.com/ruby/net-imap/commit/808001bc45c06f7297a7e96d341279e041a7f7f4
- https://github.com/ruby/net-imap/commit/99f59eab6064955a23debd95410263ad144df758
- https://github.com/ruby/net-imap
- 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
- https://github.com/rubysec/ruby-advisory-db/blob/master/gems/net-imap/CVE-2026-42256.yml
- https://www.rfc-editor.org/rfc/rfc7804.html#page-15
Structured record: https://osv.dev/vulnerability/GHSA-87pf-fpwv-p7m7
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