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CVE-2026-66724

MWDB Core versions >=2.0.0 and <2.19.0 contain a missing authorization vulnerability in the deprecated config and blob upload endpoints. These endpoints accept the undocumented POST method, which bypasses the capability checks applied to the documented PUT method. This allows any authenticated user without the adding_configs or adding_blobs capabilities to upload config and text blob objects to the system. The impact is limited to adding new config and blob objects. This issue has been fixed in
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:b244c6f0f6ac66b2cb2789f427d2933ce90911baf2619151f0ce14d7dbf0119a
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0

Affected products and versions

1 source assertion
{"collectionURL":"https://pypi.python.org","defaultStatus":"unaffected","packageName":"mwdb-core","product":"MWDB Core","repo":"https://github.com/CERT-Polska/mwdb-core","vendor":"CERT.PL","versions":[{"lessThan":"2.19.0","status":"affected","version":"2.0.0","versionType":"semver"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:0c951b3a307628dddfa1df0238b835c8df1846f1a5608d40570c50446ad89733 · sha256:de8c4dfc61f4403a… · /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":5.3,"baseSeverity":"MEDIUM","exploitMaturity":"NOT_DEFINED","privilegesRequired":"LOW","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"NONE","vulnConfidentialityImpact":…
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:0c951b3a307628dddfa1df0238b835c8df1846f1a5608d40570c50446ad89733 · sha256:de8c4dfc61f4403a… · /containers/cna/metrics/0/cvssV4_0

CWE assertions

1 source assertion
{"cweId":"CWE-862","description":"CWE-862: Missing Authorization","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:0c951b3a307628dddfa1df0238b835c8df1846f1a5608d40570c50446ad89733 · sha256:de8c4dfc61f4403a… · /containers/cna/problemTypes/0/descriptions/0

Source references

3 source assertions
{"tags":["vendor-advisory"],"url":"https://cert.pl/en/posts/2026/07/CVE-2026-66723"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:0c951b3a307628dddfa1df0238b835c8df1846f1a5608d40570c50446ad89733 · sha256:de8c4dfc61f4403a… · /containers/cna/references/0
{"tags":["patch"],"url":"https://github.com/CERT-Polska/mwdb-core/releases/tag/v2.19.0"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:0c951b3a307628dddfa1df0238b835c8df1846f1a5608d40570c50446ad89733 · sha256:de8c4dfc61f4403a… · /containers/cna/references/2
{"tags":["vendor-advisory"],"url":"https://github.com/CERT-Polska/mwdb-core/security/advisories/GHSA-8fv8-wffg-4323"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:0c951b3a307628dddfa1df0238b835c8df1846f1a5608d40570c50446ad89733 · sha256:de8c4dfc61f4403a… · /containers/cna/references/1

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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