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CVE-2026-62642

In Roundcube Webmail before 1.6.17 and 1.7.x before 1.7.2, an infinite loop was discovered in the TNEF decoder, which may lead to denial of service upon opening an email with a TNEF attachment.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:a78c2b4b4c417e531612186e7cf8840420a5509bf331795d99d0d3ab9073b976
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0

Affected products and versions

1 source assertion
{"defaultStatus":"unaffected","product":"Webmail","vendor":"Roundcube","versions":[{"lessThan":"1.6.17","status":"affected","version":"1.6.0","versionType":"semver"},{"lessThan":"1.7.2","status":"affected","version":"1.7.0","versionType":"semver"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:fae364a7a2dbd48992c04ef419db18053011ec53eca2248ea53802f683d5c755 · sha256:026773f1f4cd1a98… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"LOW","baseScore":4.3,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:fae364a7a2dbd48992c04ef419db18053011ec53eca2248ea53802f683d5c755 · sha256:026773f1f4cd1a98… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion
{"cweId":"CWE-835","description":"CWE-835 Loop with Unreachable Exit Condition ('Infinite Loop')","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:fae364a7a2dbd48992c04ef419db18053011ec53eca2248ea53802f683d5c755 · sha256:026773f1f4cd1a98… · /containers/cna/problemTypes/0/descriptions/0

Source references

7 source assertions
{"url":"https://github.com/roundcube/roundcubemail/commit/132ac8dd5a55c8466be12de1daf84355697ffa89"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:fae364a7a2dbd48992c04ef419db18053011ec53eca2248ea53802f683d5c755 · sha256:026773f1f4cd1a98… · /containers/cna/references/6
{"url":"https://github.com/roundcube/roundcubemail/commit/877269c79359d959a94f13c9070cab0f3389c193"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:fae364a7a2dbd48992c04ef419db18053011ec53eca2248ea53802f683d5c755 · sha256:026773f1f4cd1a98… · /containers/cna/references/2
{"url":"https://github.com/roundcube/roundcubemail/commit/a007321346380136b3de2bd75b486b04f63c0d38"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:fae364a7a2dbd48992c04ef419db18053011ec53eca2248ea53802f683d5c755 · sha256:026773f1f4cd1a98… · /containers/cna/references/5
{"url":"https://github.com/roundcube/roundcubemail/commit/fb952956c6eaf29e963f1a718d028d66e7957ce0"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:fae364a7a2dbd48992c04ef419db18053011ec53eca2248ea53802f683d5c755 · sha256:026773f1f4cd1a98… · /containers/cna/references/3
{"url":"https://github.com/roundcube/roundcubemail/releases/tag/1.6.17"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:fae364a7a2dbd48992c04ef419db18053011ec53eca2248ea53802f683d5c755 · sha256:026773f1f4cd1a98… · /containers/cna/references/4
{"url":"https://github.com/roundcube/roundcubemail/releases/tag/1.7.2"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:fae364a7a2dbd48992c04ef419db18053011ec53eca2248ea53802f683d5c755 · sha256:026773f1f4cd1a98… · /containers/cna/references/1
{"url":"https://roundcube.net/news/2026/07/05/security-updates-1.6.17-and-1.7.2"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:fae364a7a2dbd48992c04ef419db18053011ec53eca2248ea53802f683d5c755 · sha256:026773f1f4cd1a98… · /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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