CVE Explorer

CVE-2026-26333

Calero VeraSMART versions prior to 2022 R1 expose an unauthenticated .NET Remoting HTTP service on TCP port 8001. The service publishes default ObjectURIs (including EndeavorServer.rem and RemoteFileReceiver.rem) and permits the use of SOAP and binary formatters with TypeFilterLevel set to Full. An unauthenticated remote attacker can invoke the exposed remoting endpoints to perform arbitrary file read and write operations via the WebClient class. This allows retrieval of sensitive files such as

Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:b8de0006a29b49ed48f3f0d05e170d11202eef10d0afb8bb44fa3a42e471008f

Known exploited

Not asserted

Disputed

Stale source

Conflicts

Preserved source conflicts

No provider value was silently selected as the winner.

cwe · 2 assertions

{"cweId":"CWE-306","description":"CWE-306 Missing Authentication for Critical Function","lang":"en","type":"CWE"}

cve_program_cvelist_v5cwe
urn:baitaphish:normalized-source-record:v2:8f2708d334ef7b3f3c70589cba7d4cb684006fb0d0716948ce86d8334a3605eb · sha256:764ee91a7ffdf89a… · /containers/cna/problemTypes/0/descriptions/0

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

cve_program_cvelist_v5cwe
urn:baitaphish:normalized-source-record:v2:8f2708d334ef7b3f3c70589cba7d4cb684006fb0d0716948ce86d8334a3605eb · sha256:764ee91a7ffdf89a… · /containers/cna/problemTypes/1/descriptions/0

Affected products and versions

1 source assertion

{"defaultStatus":"unaffected","product":"VeraSMART","vendor":"Calero","versions":[{"lessThan":"2022 R1","status":"affected","version":"0","versionType":"custom"}]}

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:8f2708d334ef7b3f3c70589cba7d4cb684006fb0d0716948ce86d8334a3605eb · sha256:764ee91a7ffdf89a… · /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":10,"baseSeverity":"CRITICAL","exploitMaturity":"NOT_DEFINED","privilegesRequired":"NONE","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"HIGH","subConfidentialityImpact":"HIGH","subIntegrityImpact":"HIGH","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact…

cve_program_cvelist_v5cvss
urn:baitaphish:normalized-source-record:v2:8f2708d334ef7b3f3c70589cba7d4cb684006fb0d0716948ce86d8334a3605eb · sha256:764ee91a7ffdf89a… · /containers/cna/metrics/0/cvssV4_0

CWE assertions

2 source assertions

{"cweId":"CWE-306","description":"CWE-306 Missing Authentication for Critical Function","lang":"en","type":"CWE"}

cve_program_cvelist_v5cwe
urn:baitaphish:normalized-source-record:v2:8f2708d334ef7b3f3c70589cba7d4cb684006fb0d0716948ce86d8334a3605eb · sha256:764ee91a7ffdf89a… · /containers/cna/problemTypes/0/descriptions/0

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

cve_program_cvelist_v5cwe
urn:baitaphish:normalized-source-record:v2:8f2708d334ef7b3f3c70589cba7d4cb684006fb0d0716948ce86d8334a3605eb · sha256:764ee91a7ffdf89a… · /containers/cna/problemTypes/1/descriptions/0

Source references

2 source assertions

{"tags":["product"],"url":"https://www.calero.com/"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:8f2708d334ef7b3f3c70589cba7d4cb684006fb0d0716948ce86d8334a3605eb · sha256:764ee91a7ffdf89a… · /containers/cna/references/0

{"tags":["third-party-advisory"],"url":"https://www.vulncheck.com/advisories/calero-verasmart-2022-r1-net-remoting-arbitrary-file-read-leading-to-viewstate-rce"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:8f2708d334ef7b3f3c70589cba7d4cb684006fb0d0716948ce86d8334a3605eb · sha256:764ee91a7ffdf89a… · /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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