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CVE-2026-48978

oras-go is a Go library for managing OCI artifacts. Prior to 2.6.1, auth.Client follows the realm URL from a registry's WWW-Authenticate: Bearer challenge without validating the scheme or host, allowing a malicious or compromised registry to cause SSRF to internal networks such as http://169.254.169.254/, http://10.0.0.x/, and http://127.0.0.1/, or to downgrade a registry contacted over https:// to an http:// token endpoint in registry/remote/auth/client.go through Client.Do(), Client.fetchBeare
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:ab1e6aa197dd50a0844c558a221f374893bab909d9fc718fa8faced541c27724
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

cwe · 2 assertions

{"cweId":"CWE-319","description":"CWE-319: Cleartext Transmission of Sensitive Information","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:fe4d3bb7613d05def231e0508826bc08c0433668b92557eb365a89f417ad220c · sha256:5dc659cc1d5fb169… · /containers/cna/problemTypes/1/descriptions/0

{"cweId":"CWE-918","description":"CWE-918: Server-Side Request Forgery (SSRF)","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:fe4d3bb7613d05def231e0508826bc08c0433668b92557eb365a89f417ad220c · sha256:5dc659cc1d5fb169… · /containers/cna/problemTypes/0/descriptions/0

Affected products and versions

1 source assertion
{"product":"oras-go","vendor":"oras-project","versions":[{"status":"affected","version":"< 2.6.1"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:fe4d3bb7613d05def231e0508826bc08c0433668b92557eb365a89f417ad220c · sha256:5dc659cc1d5fb169… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"HIGH","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":2.1,"baseSeverity":"LOW","privilegesRequired":"NONE","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"ACTIVE","vectorString":"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"NONE","vulnConfidentialityImpact":"LOW","vulnIntegrityImpact":"NONE"},"metric_type":"cvssV4_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:fe4d3bb7613d05def231e0508826bc08c0433668b92557eb365a89f417ad220c · sha256:5dc659cc1d5fb169… · /containers/cna/metrics/0/cvssV4_0

CWE assertions

2 source assertions
{"cweId":"CWE-319","description":"CWE-319: Cleartext Transmission of Sensitive Information","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:fe4d3bb7613d05def231e0508826bc08c0433668b92557eb365a89f417ad220c · sha256:5dc659cc1d5fb169… · /containers/cna/problemTypes/1/descriptions/0
{"cweId":"CWE-918","description":"CWE-918: Server-Side Request Forgery (SSRF)","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:fe4d3bb7613d05def231e0508826bc08c0433668b92557eb365a89f417ad220c · sha256:5dc659cc1d5fb169… · /containers/cna/problemTypes/0/descriptions/0

Source references

3 source assertions
{"name":"https://github.com/oras-project/oras-go/commit/7a9f4b0b9558821b0422152ebe21ae56930fe764","tags":["x_refsource_MISC"],"url":"https://github.com/oras-project/oras-go/commit/7a9f4b0b9558821b0422152ebe21ae56930fe764"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:fe4d3bb7613d05def231e0508826bc08c0433668b92557eb365a89f417ad220c · sha256:5dc659cc1d5fb169… · /containers/cna/references/1
{"name":"https://github.com/oras-project/oras-go/releases/tag/v2.6.1","tags":["x_refsource_MISC"],"url":"https://github.com/oras-project/oras-go/releases/tag/v2.6.1"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:fe4d3bb7613d05def231e0508826bc08c0433668b92557eb365a89f417ad220c · sha256:5dc659cc1d5fb169… · /containers/cna/references/2
{"name":"https://github.com/oras-project/oras-go/security/advisories/GHSA-xf85-363p-868w","tags":["x_refsource_CONFIRM"],"url":"https://github.com/oras-project/oras-go/security/advisories/GHSA-xf85-363p-868w"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:fe4d3bb7613d05def231e0508826bc08c0433668b92557eb365a89f417ad220c · sha256:5dc659cc1d5fb169… · /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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