CVE Explorer

CVE-2026-0773

Upsonic Cloudpickle Deserialization of Untrusted Data Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Upsonic. Authentication is not required to exploit this vulnerability. The specific flaw exists within the add_tool endpoint, which listens on TCP port 7541 by default. The issue results from the lack of proper validation of user-supplied data, which can result in deserialization of untrusted data. An attacke

Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:eddd31810084a40e98f8f214bf3b64aba91616ef224e20c75e10eac50d22672b

Known exploited

Not asserted

Disputed

Stale source

Conflicts

Affected products and versions

1 source assertion

{"defaultStatus":"unknown","product":"Upsonic","vendor":"Upsonic","versions":[{"status":"affected","version":"0.52.1"}]}

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:7c01bf2964b4e076aa0ea8c44bfbce49a7b0688136cad384e2d6b6af23124692 · sha256:446d065c141cb6a9… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion

{"metric":{"baseScore":9.8,"baseSeverity":"CRITICAL","vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.0"},"metric_type":"cvssV3_0"}

cve_program_cvelist_v5cvss
urn:baitaphish:normalized-source-record:v2:7c01bf2964b4e076aa0ea8c44bfbce49a7b0688136cad384e2d6b6af23124692 · sha256:446d065c141cb6a9… · /containers/cna/metrics/0/cvssV3_0

CWE assertions

1 source assertion

{"cweId":"CWE-502","description":"CWE-502: Deserialization of Untrusted Data","lang":"en","type":"CWE"}

cve_program_cvelist_v5cwe
urn:baitaphish:normalized-source-record:v2:7c01bf2964b4e076aa0ea8c44bfbce49a7b0688136cad384e2d6b6af23124692 · sha256:446d065c141cb6a9… · /containers/cna/problemTypes/0/descriptions/0

Source references

1 source assertion

{"name":"ZDI-26-042","tags":["x_research-advisory"],"url":"https://www.zerodayinitiative.com/advisories/ZDI-26-042/"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:7c01bf2964b4e076aa0ea8c44bfbce49a7b0688136cad384e2d6b6af23124692 · sha256:446d065c141cb6a9… · /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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