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CVE-2026-60105

Monsta FTP before 2.14.5 contains a server-side request forgery vulnerability in the fetchRemoteFile action caused by an incomplete IP blocklist check in the isBlockedIP() function, which fails to detect embedded IPv4 addresses within IPv4-mapped IPv6 addresses. An unauthenticated attacker can obtain a CSRF token from the public getSystemVars endpoint and submit a fetchRemoteFile request with a source URL resolving to an IPv4-mapped address, causing the server to issue HTTP requests to internal
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:75928513354a0c765b822bfcef7bb34fcd43f3f8b0965e6afdca5f95fa6523b9
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

cvss · 2 assertions

{"metric":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":7.7,"baseSeverity":"HIGH","exploitMaturity":"NOT_DEFINED","privilegesRequired":"NONE","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"HIGH","subIntegrityImpact":"NONE","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:H/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"NONE","vulnConfidentialityImpact":"…

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:002ca400d00a26f2e4d8ee7dd7f788dc3cdd7e2ad4e8caec73b646df9014a9ce · sha256:c64ebe1e91b50b55… · /containers/cna/metrics/0/cvssV4_0

{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":8.6,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N","version":"3.1"},"metric_type":"cvssV3_1"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:002ca400d00a26f2e4d8ee7dd7f788dc3cdd7e2ad4e8caec73b646df9014a9ce · sha256:c64ebe1e91b50b55… · /containers/cna/metrics/1/cvssV3_1

Affected products and versions

1 source assertion
{"defaultStatus":"affected","product":"Monsta FTP","vendor":"Monsta Limited of New Zealand","versions":[{"lessThan":"2.14.5","status":"affected","version":"0","versionType":"semver"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:002ca400d00a26f2e4d8ee7dd7f788dc3cdd7e2ad4e8caec73b646df9014a9ce · sha256:c64ebe1e91b50b55… · /containers/cna/affected/0

Provider-owned CVSS observations

2 source assertions
{"metric":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":7.7,"baseSeverity":"HIGH","exploitMaturity":"NOT_DEFINED","privilegesRequired":"NONE","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"HIGH","subIntegrityImpact":"NONE","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:H/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"NONE","vulnConfidentialityImpact":"…
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:002ca400d00a26f2e4d8ee7dd7f788dc3cdd7e2ad4e8caec73b646df9014a9ce · sha256:c64ebe1e91b50b55… · /containers/cna/metrics/0/cvssV4_0
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":8.6,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:002ca400d00a26f2e4d8ee7dd7f788dc3cdd7e2ad4e8caec73b646df9014a9ce · sha256:c64ebe1e91b50b55… · /containers/cna/metrics/1/cvssV3_1

CWE assertions

1 source assertion
{"cweId":"CWE-918","description":"Server-Side Request Forgery (SSRF)","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:002ca400d00a26f2e4d8ee7dd7f788dc3cdd7e2ad4e8caec73b646df9014a9ce · sha256:c64ebe1e91b50b55… · /containers/cna/problemTypes/0/descriptions/0

Source references

3 source assertions
{"name":"Release Notes","tags":["patch","release-notes"],"url":"https://www.monstaftp.com/notes/"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:002ca400d00a26f2e4d8ee7dd7f788dc3cdd7e2ad4e8caec73b646df9014a9ce · sha256:c64ebe1e91b50b55… · /containers/cna/references/1
{"tags":["third-party-advisory"],"url":"https://www.vulncheck.com/advisories/monsta-ftp-ssrf-via-ipv4-mapped-ipv6-address-bypass"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:002ca400d00a26f2e4d8ee7dd7f788dc3cdd7e2ad4e8caec73b646df9014a9ce · sha256:c64ebe1e91b50b55… · /containers/cna/references/2
{"name":"VulnCheck Blog","tags":["technical-description","exploit"],"url":"https://www.vulncheck.com/blog/monsta-ftp-ssrf-ipv6-blocklist-bypass"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:002ca400d00a26f2e4d8ee7dd7f788dc3cdd7e2ad4e8caec73b646df9014a9ce · sha256:c64ebe1e91b50b55… · /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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