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CVE-2026-6860

A TCP client can perform a TLS handshake and present the server name extension with a server name that is accepted by a server wildcard name, e.g. if the server is configured with a certificate accepting *.example.com, any XYZ.example.com where xyz is a valid name can be used.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:a5262b81aa1a79cdfe801318cc47b0ba75dff93bf5b436c8c74a26c97992ca63
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0

Affected products and versions

1 source assertion
{"defaultStatus":"unaffected","product":"Eclipse Vert.x","vendor":"Eclipse Foundation","versions":[{"lessThanOrEqual":"4.5.26","status":"affected","version":"4.3.4","versionType":"semver"},{"lessThanOrEqual":"5.0.11","status":"affected","version":"5.0.0","versionType":"semver"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:89d43269bb89927d837c1e18bc71b349249e242c6b6b8e7a08ccac306612b7db · sha256:5ecbe6748b32558e… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":6.9,"baseSeverity":"MEDIUM","exploitMaturity":"NOT_DEFINED","privilegesRequired":"NONE","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"LOW","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:L","version":"4.0","vulnAvailabilityImpact":"LOW","vulnConfidentialityImpact":"…
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:89d43269bb89927d837c1e18bc71b349249e242c6b6b8e7a08ccac306612b7db · sha256:5ecbe6748b32558e… · /containers/cna/metrics/0/cvssV4_0

CWE assertions

1 source assertion
{"cweId":"CWE-295","description":"CWE-295 Improper Certificate Validation","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:89d43269bb89927d837c1e18bc71b349249e242c6b6b8e7a08ccac306612b7db · sha256:5ecbe6748b32558e… · /containers/adp/0/problemTypes/0/descriptions/0

Source references

4 source assertions
{"url":"https://github.com/eclipse-vertx/vert.x/pull/6102"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:89d43269bb89927d837c1e18bc71b349249e242c6b6b8e7a08ccac306612b7db · sha256:5ecbe6748b32558e… · /containers/cna/references/2
{"url":"https://github.com/eclipse-vertx/vert.x/security/advisories/GHSA-3g76-f9xq-8vp6"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:89d43269bb89927d837c1e18bc71b349249e242c6b6b8e7a08ccac306612b7db · sha256:5ecbe6748b32558e… · /containers/cna/references/1
{"tags":["exploit"],"url":"https://gitlab.eclipse.org/security/vulnerability-reports/-/issues/381"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:89d43269bb89927d837c1e18bc71b349249e242c6b6b8e7a08ccac306612b7db · sha256:5ecbe6748b32558e… · /containers/adp/0/references/0
{"url":"https://gitlab.eclipse.org/security/vulnerability-reports/-/issues/381"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:89d43269bb89927d837c1e18bc71b349249e242c6b6b8e7a08ccac306612b7db · sha256:5ecbe6748b32558e… · /containers/cna/references/0

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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