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CVE-2026-7009

When curl is told to use the Certificate Status Request TLS extension, often referred to as *OCSP stapling*, to verify that the server certificate is valid, it fails to detect OCSP problems and instead wrongly consider the response as fine.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:0dcba6695ca02e3d8909d42d9ebcc2a3372e53f778d379d48d93923739046ee9
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0

Affected products and versions

1 source assertion
{"defaultStatus":"unaffected","product":"curl","vendor":"curl","versions":[{"lessThanOrEqual":"8.19.0","status":"affected","version":"8.19.0","versionType":"semver"},{"lessThanOrEqual":"8.18.0","status":"affected","version":"8.18.0","versionType":"semver"},{"lessThanOrEqual":"8.17.0","status":"affected","version":"8.17.0","versionType":"semver"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:6ad4071620e8de241e49c0d0c83116a4e81a02fc533292b67978914a59ddd020 · sha256:9967042bc4d53186… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":5.3,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:6ad4071620e8de241e49c0d0c83116a4e81a02fc533292b67978914a59ddd020 · sha256:9967042bc4d53186… · /containers/adp/1/metrics/0/cvssV3_1

CWE assertions

1 source assertion
{"description":"CWE-295 Improper Certificate Validation","lang":"en"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:6ad4071620e8de241e49c0d0c83116a4e81a02fc533292b67978914a59ddd020 · sha256:9967042bc4d53186… · /containers/cna/problemTypes/0/descriptions/0

Source references

5 source assertions
{"url":"http://www.openwall.com/lists/oss-security/2026/04/29/12"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:6ad4071620e8de241e49c0d0c83116a4e81a02fc533292b67978914a59ddd020 · sha256:9967042bc4d53186… · /containers/adp/0/references/0
{"name":"www","url":"https://curl.se/docs/CVE-2026-7009.html"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:6ad4071620e8de241e49c0d0c83116a4e81a02fc533292b67978914a59ddd020 · sha256:9967042bc4d53186… · /containers/cna/references/1
{"name":"json","url":"https://curl.se/docs/CVE-2026-7009.json"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:6ad4071620e8de241e49c0d0c83116a4e81a02fc533292b67978914a59ddd020 · sha256:9967042bc4d53186… · /containers/cna/references/0
{"tags":["exploit"],"url":"https://hackerone.com/reports/3694390"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:6ad4071620e8de241e49c0d0c83116a4e81a02fc533292b67978914a59ddd020 · sha256:9967042bc4d53186… · /containers/adp/1/references/0
{"name":"issue","url":"https://hackerone.com/reports/3694390"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:6ad4071620e8de241e49c0d0c83116a4e81a02fc533292b67978914a59ddd020 · sha256:9967042bc4d53186… · /containers/cna/references/2

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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