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CVE-2026-7141

A vulnerability was found in vllm up to 0.19.0. The affected element is the function has_mamba_layers of the file vllm/v1/kv_cache_interface.py of the component KV Block Handler. Performing a manipulation results in uninitialized resource. It is possible to initiate the attack remotely. The attack is considered to have high complexity. The exploitability is described as difficult. The exploit has been made public and could be used. The patch is named 1ad67864c0c20f167929e64c875f5c28e1aad9fd. To
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:e0acbfd116a1402154c2d6caee421ba5d3d8a1391120d8d1d6528c33e2edfce1
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

cvss · 4 assertions

{"metric":{"baseScore":5.6,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C","version":"3.1"},"metric_type":"cvssV3_1"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:0ac49fb660adc330c72eb1dab0b41240981a674be8d6ef75b1e2fc5631eaa02c · sha256:84181215f4daac8b… · /containers/cna/metrics/1/cvssV3_1

{"metric":{"baseScore":6.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P","version":"4.0"},"metric_type":"cvssV4_0"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:0ac49fb660adc330c72eb1dab0b41240981a674be8d6ef75b1e2fc5631eaa02c · sha256:84181215f4daac8b… · /containers/cna/metrics/0/cvssV4_0

{"metric":{"baseScore":5.6,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C","version":"3.0"},"metric_type":"cvssV3_0"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:0ac49fb660adc330c72eb1dab0b41240981a674be8d6ef75b1e2fc5631eaa02c · sha256:84181215f4daac8b… · /containers/cna/metrics/2/cvssV3_0

{"metric":{"baseScore":5.1,"vectorString":"AV:N/AC:H/Au:N/C:P/I:P/A:P/E:POC/RL:OF/RC:C","version":"2.0"},"metric_type":"cvssV2_0"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:0ac49fb660adc330c72eb1dab0b41240981a674be8d6ef75b1e2fc5631eaa02c · sha256:84181215f4daac8b… · /containers/cna/metrics/3/cvssV2_0

Affected products and versions

1 source assertion
{"cpes":["cpe:2.3:a:vllm:vllm:*:*:*:*:*:*:*:*"],"modules":["KV Block Handler"],"product":"vllm","vendor":"n/a","versions":[{"status":"affected","version":"0.1"},{"status":"affected","version":"0.2"},{"status":"affected","version":"0.3"},{"status":"affected","version":"0.4"},{"status":"affected","version":"0.5"},{"status":"affected","version":"0.6"},{"status":"affected","version":"0.7"},{"status":"affected","version":"0.8"},{"status":"affected","version":"0.9"},{"status":"affected","version":"0.10"},{"status":"affected","version":"0.11"},{"status":"affected","version":"0.12"},{"status":"affecte…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:0ac49fb660adc330c72eb1dab0b41240981a674be8d6ef75b1e2fc5631eaa02c · sha256:84181215f4daac8b… · /containers/cna/affected/0

Provider-owned CVSS observations

4 source assertions
{"metric":{"baseScore":5.6,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:0ac49fb660adc330c72eb1dab0b41240981a674be8d6ef75b1e2fc5631eaa02c · sha256:84181215f4daac8b… · /containers/cna/metrics/1/cvssV3_1
{"metric":{"baseScore":6.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P","version":"4.0"},"metric_type":"cvssV4_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:0ac49fb660adc330c72eb1dab0b41240981a674be8d6ef75b1e2fc5631eaa02c · sha256:84181215f4daac8b… · /containers/cna/metrics/0/cvssV4_0
{"metric":{"baseScore":5.6,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C","version":"3.0"},"metric_type":"cvssV3_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:0ac49fb660adc330c72eb1dab0b41240981a674be8d6ef75b1e2fc5631eaa02c · sha256:84181215f4daac8b… · /containers/cna/metrics/2/cvssV3_0
{"metric":{"baseScore":5.1,"vectorString":"AV:N/AC:H/Au:N/C:P/I:P/A:P/E:POC/RL:OF/RC:C","version":"2.0"},"metric_type":"cvssV2_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:0ac49fb660adc330c72eb1dab0b41240981a674be8d6ef75b1e2fc5631eaa02c · sha256:84181215f4daac8b… · /containers/cna/metrics/3/cvssV2_0

CWE assertions

1 source assertion
{"cweId":"CWE-908","description":"Uninitialized Resource","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:0ac49fb660adc330c72eb1dab0b41240981a674be8d6ef75b1e2fc5631eaa02c · sha256:84181215f4daac8b… · /containers/cna/problemTypes/0/descriptions/0

Source references

7 source assertions
{"tags":["patch"],"url":"https://github.com/AjAnubolu/vllm/commit/1ad67864c0c20f167929e64c875f5c28e1aad9fd"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:0ac49fb660adc330c72eb1dab0b41240981a674be8d6ef75b1e2fc5631eaa02c · sha256:84181215f4daac8b… · /containers/cna/references/6
{"tags":["issue-tracking"],"url":"https://github.com/vllm-project/vllm/issues/39146"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:0ac49fb660adc330c72eb1dab0b41240981a674be8d6ef75b1e2fc5631eaa02c · sha256:84181215f4daac8b… · /containers/cna/references/3
{"tags":["exploit","issue-tracking"],"url":"https://github.com/vllm-project/vllm/issues/39146#issue-4215090365"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:0ac49fb660adc330c72eb1dab0b41240981a674be8d6ef75b1e2fc5631eaa02c · sha256:84181215f4daac8b… · /containers/cna/references/5
{"tags":["issue-tracking","patch"],"url":"https://github.com/vllm-project/vllm/pull/39283"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:0ac49fb660adc330c72eb1dab0b41240981a674be8d6ef75b1e2fc5631eaa02c · sha256:84181215f4daac8b… · /containers/cna/references/4
{"name":"Submit #801297 | vllm-project vLLM 0.19.0 Use of Uninitialized Resource","tags":["third-party-advisory"],"url":"https://vuldb.com/submit/801297"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:0ac49fb660adc330c72eb1dab0b41240981a674be8d6ef75b1e2fc5631eaa02c · sha256:84181215f4daac8b… · /containers/cna/references/2
{"name":"VDB-359740 | vllm KV Block kv_cache_interface.py has_mamba_layers uninitialized resource","tags":["vdb-entry","technical-description"],"url":"https://vuldb.com/vuln/359740"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:0ac49fb660adc330c72eb1dab0b41240981a674be8d6ef75b1e2fc5631eaa02c · sha256:84181215f4daac8b… · /containers/cna/references/0
{"name":"VDB-359740 | CTI Indicators (IOB, IOC, IOA)","tags":["signature","permissions-required"],"url":"https://vuldb.com/vuln/359740/cti"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:0ac49fb660adc330c72eb1dab0b41240981a674be8d6ef75b1e2fc5631eaa02c · sha256:84181215f4daac8b… · /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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