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CVE-2026-3894

Out-of-bounds Read vulnerability in RTI Connext Professional (Core Libraries) allows Overread Buffers.This issue affects Connext Professional: from 7.4.0 before 7.7.0, from 7.0.0 before 7.3.1.3, from 6.1.0 before 6.1.*, from 6.0.0 before 6.0.*, from 5.3.0 before 5.3.*, from 5.0.0 before 5.2.*.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:1df3bcc92672d97aadc6789a012699891e4187d23cefc523655853ea8a41534f
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

cvss · 2 assertions

{"metric":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"LOCAL","baseScore":8.2,"baseSeverity":"HIGH","privilegesRequired":"LOW","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"HIGH","subConfidentialityImpact":"NONE","subIntegrityImpact":"LOW","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:H/SC:N/SI:L/SA:H","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"LOW","vulnIntegrityImpact":"NONE","v…

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:d1a9e479f00817c394735a711ca33e18c725aa1ba61fbc50de90b1004ebac444 · sha256:144a988b97a0d672… · /containers/cna/metrics/1/cvssV4_0

{"metric":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":9.2,"baseSeverity":"CRITICAL","privilegesRequired":"NONE","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"HIGH","subConfidentialityImpact":"NONE","subIntegrityImpact":"LOW","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"…

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:d1a9e479f00817c394735a711ca33e18c725aa1ba61fbc50de90b1004ebac444 · sha256:144a988b97a0d672… · /containers/cna/metrics/0/cvssV4_0

Affected products and versions

1 source assertion
{"defaultStatus":"unaffected","modules":["Core Libraries"],"packageName":"connext_professional","packageURL":"pkg:generic/connext_professional","product":"Connext Professional","vendor":"RTI","versions":[{"lessThan":"7.7.0","status":"affected","version":"7.4.0","versionType":"custom"},{"lessThan":"7.3.1.3","status":"affected","version":"7.0.0","versionType":"custom"},{"lessThan":"6.1.*","status":"affected","version":"6.1.0","versionType":"custom"},{"lessThan":"6.0.*","status":"affected","version":"6.0.0","versionType":"custom"},{"lessThan":"5.3.*","status":"affected","version":"5.3.0","version…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:d1a9e479f00817c394735a711ca33e18c725aa1ba61fbc50de90b1004ebac444 · sha256:144a988b97a0d672… · /containers/cna/affected/0

Provider-owned CVSS observations

2 source assertions
{"metric":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"LOCAL","baseScore":8.2,"baseSeverity":"HIGH","privilegesRequired":"LOW","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"HIGH","subConfidentialityImpact":"NONE","subIntegrityImpact":"LOW","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:H/SC:N/SI:L/SA:H","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"LOW","vulnIntegrityImpact":"NONE","v…
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:d1a9e479f00817c394735a711ca33e18c725aa1ba61fbc50de90b1004ebac444 · sha256:144a988b97a0d672… · /containers/cna/metrics/1/cvssV4_0
{"metric":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":9.2,"baseSeverity":"CRITICAL","privilegesRequired":"NONE","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"HIGH","subConfidentialityImpact":"NONE","subIntegrityImpact":"LOW","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"…
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:d1a9e479f00817c394735a711ca33e18c725aa1ba61fbc50de90b1004ebac444 · sha256:144a988b97a0d672… · /containers/cna/metrics/0/cvssV4_0

CWE assertions

1 source assertion
{"cweId":"CWE-125","description":"CWE-125 Out-of-bounds Read","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:d1a9e479f00817c394735a711ca33e18c725aa1ba61fbc50de90b1004ebac444 · sha256:144a988b97a0d672… · /containers/cna/problemTypes/0/descriptions/0

Source references

1 source assertion
{"url":"https://www.rti.com/vulnerabilities/#cve-2026-3894"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:d1a9e479f00817c394735a711ca33e18c725aa1ba61fbc50de90b1004ebac444 · sha256:144a988b97a0d672… · /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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