CVE Explorer

CVE-2026-40488

Magento Long Term Support (LTS) is an unofficial, community-driven project provides an alternative to the Magento Community Edition e-commerce platform with a high level of backward compatibility. Prior to version 20.17.0, the product custom option file upload in OpenMage LTS uses an incomplete blocklist (`forbidden_extensions = php,exe`) to prevent dangerous file uploads. This blocklist can be trivially bypassed by using alternative PHP-executable extensions such as `.phtml`, `.phar`, `.php3`,

Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:92dab0f2be0d9723f07914211fecd2779ec3a30307e17c3e6025fa4a399becbd

Known exploited

Not asserted

Disputed

Stale source

Conflicts

Affected products and versions

1 source assertion

{"product":"magento-lts","vendor":"OpenMage","versions":[{"status":"affected","version":"< 20.17.0"}]}

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:92889345f35ce6bac2cd74d99e0bb80a5955a99efb67f81b59418d30cc54f356 · sha256:2eed680567135d8c… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion

{"metric":{"attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":8.7,"baseSeverity":"HIGH","privilegesRequired":"LOW","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH"},"metric_type":"cvssV4_0"}

cve_program_cvelist_v5cvss
urn:baitaphish:normalized-source-record:v2:92889345f35ce6bac2cd74d99e0bb80a5955a99efb67f81b59418d30cc54f356 · sha256:2eed680567135d8c… · /containers/cna/metrics/0/cvssV4_0

CWE assertions

1 source assertion

{"cweId":"CWE-434","description":"CWE-434: Unrestricted Upload of File with Dangerous Type","lang":"en","type":"CWE"}

cve_program_cvelist_v5cwe
urn:baitaphish:normalized-source-record:v2:92889345f35ce6bac2cd74d99e0bb80a5955a99efb67f81b59418d30cc54f356 · sha256:2eed680567135d8c… · /containers/cna/problemTypes/0/descriptions/0

Source references

1 source assertion

{"name":"https://github.com/OpenMage/magento-lts/security/advisories/GHSA-3j5q-7q7h-2hhv","tags":["x_refsource_CONFIRM"],"url":"https://github.com/OpenMage/magento-lts/security/advisories/GHSA-3j5q-7q7h-2hhv"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:92889345f35ce6bac2cd74d99e0bb80a5955a99efb67f81b59418d30cc54f356 · sha256:2eed680567135d8c… · /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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