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CVE-2026-15969

SGLang contains an unauthenticated RCE in /load_lora_adapter_from_tensors via bypass of SafeUnpickler’s incomplete denylist, allowing arbitrary command execution through crafted base64-encoded pickle payloads.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:af3b49eedcf29ea34c578780dfefa6b3a43dddc072919929b5d3fb020c36a33e
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-502","description":"CWE-502 Deserialization of Untrusted Data","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:b70f1cf63b631ea5ae05e04d6669776a36c28e75e2f254855d864aacb0811bbc · sha256:a901d57a696b3d95… · /containers/adp/0/problemTypes/0/descriptions/0

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

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:b70f1cf63b631ea5ae05e04d6669776a36c28e75e2f254855d864aacb0811bbc · sha256:a901d57a696b3d95… · /containers/cna/problemTypes/0/descriptions/0

Affected products and versions

1 source assertion
{"product":"SGLang","vendor":"SGLang","versions":[{"lessThanOrEqual":"v0.5.15","status":"affected","version":"0","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:b70f1cf63b631ea5ae05e04d6669776a36c28e75e2f254855d864aacb0811bbc · sha256:a901d57a696b3d95… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":9.8,"baseSeverity":"CRITICAL","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:b70f1cf63b631ea5ae05e04d6669776a36c28e75e2f254855d864aacb0811bbc · sha256:a901d57a696b3d95… · /containers/adp/0/metrics/0/cvssV3_1

CWE assertions

2 source assertions
{"cweId":"CWE-502","description":"CWE-502 Deserialization of Untrusted Data","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:b70f1cf63b631ea5ae05e04d6669776a36c28e75e2f254855d864aacb0811bbc · sha256:a901d57a696b3d95… · /containers/adp/0/problemTypes/0/descriptions/0
{"description":"CWE-502 Deserialization of Untrusted Data","lang":"en"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:b70f1cf63b631ea5ae05e04d6669776a36c28e75e2f254855d864aacb0811bbc · sha256:a901d57a696b3d95… · /containers/cna/problemTypes/0/descriptions/0

Source references

2 source assertions
{"url":"https://github.com/sgl-project/sglang/security/advisories/GHSA-2wvm-gjg7-5jfm"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:b70f1cf63b631ea5ae05e04d6669776a36c28e75e2f254855d864aacb0811bbc · sha256:a901d57a696b3d95… · /containers/cna/references/0
{"url":"https://thoughts.apoorvdayal.com/posts/sglang-disclosures/"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:b70f1cf63b631ea5ae05e04d6669776a36c28e75e2f254855d864aacb0811bbc · sha256:a901d57a696b3d95… · /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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