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CVE-2026-15699

A vulnerability was identified in spencermountain compromise up to 14.15.1. Affected is the function nlp.extend of the file src/API/extend.js of the component Public Root API. The manipulation of the argument plugin leads to improperly controlled modification of object prototype attributes. Remote exploitation of the attack is possible. The exploit is publicly available and might be used. The identifier of the patch is b4644ab7179700df0607521f61c1ee9b5f78d89d. Applying a patch is the recommended
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:e110aadb34e0c4ecfc18632b6f6b9c8c1332467e0afc0af30bdc0134f79ef124
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
2

Preserved source conflicts

No provider value was silently selected as the winner.

cvss · 4 assertions

{"metric":{"baseScore":6.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.0/AV:N/AC:L/PR:L/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:v2:1d98a5def69da7c92330d64029ca827daf277f6a4ed8bed1606f20f3b5ed21dc · sha256:c4fbd1788cbaf46b… · /containers/cna/metrics/2/cvssV3_0

{"metric":{"baseScore":6.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/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:v2:1d98a5def69da7c92330d64029ca827daf277f6a4ed8bed1606f20f3b5ed21dc · sha256:c4fbd1788cbaf46b… · /containers/cna/metrics/1/cvssV3_1

{"metric":{"baseScore":5.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/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:v2:1d98a5def69da7c92330d64029ca827daf277f6a4ed8bed1606f20f3b5ed21dc · sha256:c4fbd1788cbaf46b… · /containers/cna/metrics/0/cvssV4_0

{"metric":{"baseScore":6.5,"vectorString":"AV:N/AC:L/Au:S/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:v2:1d98a5def69da7c92330d64029ca827daf277f6a4ed8bed1606f20f3b5ed21dc · sha256:c4fbd1788cbaf46b… · /containers/cna/metrics/3/cvssV2_0
cwe · 2 assertions

{"cweId":"CWE-94","description":"Code Injection","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:1d98a5def69da7c92330d64029ca827daf277f6a4ed8bed1606f20f3b5ed21dc · sha256:c4fbd1788cbaf46b… · /containers/cna/problemTypes/1/descriptions/0

{"cweId":"CWE-1321","description":"Improperly Controlled Modification of Object Prototype Attributes","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:1d98a5def69da7c92330d64029ca827daf277f6a4ed8bed1606f20f3b5ed21dc · sha256:c4fbd1788cbaf46b… · /containers/cna/problemTypes/0/descriptions/0

Affected products and versions

1 source assertion
{"cpes":["cpe:2.3:a:spencermountain:compromise:*:*:*:*:*:*:*:*"],"modules":["Public Root API"],"product":"compromise","vendor":"spencermountain","versions":[{"status":"affected","version":"14.15.0"},{"status":"affected","version":"14.15.1"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:1d98a5def69da7c92330d64029ca827daf277f6a4ed8bed1606f20f3b5ed21dc · sha256:c4fbd1788cbaf46b… · /containers/cna/affected/0

Provider-owned CVSS observations

4 source assertions
{"metric":{"baseScore":6.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.0/AV:N/AC:L/PR:L/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:v2:1d98a5def69da7c92330d64029ca827daf277f6a4ed8bed1606f20f3b5ed21dc · sha256:c4fbd1788cbaf46b… · /containers/cna/metrics/2/cvssV3_0
{"metric":{"baseScore":6.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/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:v2:1d98a5def69da7c92330d64029ca827daf277f6a4ed8bed1606f20f3b5ed21dc · sha256:c4fbd1788cbaf46b… · /containers/cna/metrics/1/cvssV3_1
{"metric":{"baseScore":5.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/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:v2:1d98a5def69da7c92330d64029ca827daf277f6a4ed8bed1606f20f3b5ed21dc · sha256:c4fbd1788cbaf46b… · /containers/cna/metrics/0/cvssV4_0
{"metric":{"baseScore":6.5,"vectorString":"AV:N/AC:L/Au:S/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:v2:1d98a5def69da7c92330d64029ca827daf277f6a4ed8bed1606f20f3b5ed21dc · sha256:c4fbd1788cbaf46b… · /containers/cna/metrics/3/cvssV2_0

CWE assertions

2 source assertions
{"cweId":"CWE-94","description":"Code Injection","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:1d98a5def69da7c92330d64029ca827daf277f6a4ed8bed1606f20f3b5ed21dc · sha256:c4fbd1788cbaf46b… · /containers/cna/problemTypes/1/descriptions/0
{"cweId":"CWE-1321","description":"Improperly Controlled Modification of Object Prototype Attributes","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:1d98a5def69da7c92330d64029ca827daf277f6a4ed8bed1606f20f3b5ed21dc · sha256:c4fbd1788cbaf46b… · /containers/cna/problemTypes/0/descriptions/0

Source references

7 source assertions
{"tags":["product"],"url":"https://github.com/spencermountain/compromise/"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:1d98a5def69da7c92330d64029ca827daf277f6a4ed8bed1606f20f3b5ed21dc · sha256:c4fbd1788cbaf46b… · /containers/cna/references/6
{"tags":["patch"],"url":"https://github.com/spencermountain/compromise/commit/b4644ab7179700df0607521f61c1ee9b5f78d89d"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:1d98a5def69da7c92330d64029ca827daf277f6a4ed8bed1606f20f3b5ed21dc · sha256:c4fbd1788cbaf46b… · /containers/cna/references/5
{"tags":["exploit","issue-tracking"],"url":"https://github.com/spencermountain/compromise/issues/1208"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:1d98a5def69da7c92330d64029ca827daf277f6a4ed8bed1606f20f3b5ed21dc · sha256:c4fbd1788cbaf46b… · /containers/cna/references/4
{"name":"CVE-2026-15699 | CVE Analysis and Report","tags":["third-party-advisory"],"url":"https://vuldb.com/cve/CVE-2026-15699"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:1d98a5def69da7c92330d64029ca827daf277f6a4ed8bed1606f20f3b5ed21dc · sha256:c4fbd1788cbaf46b… · /containers/cna/references/2
{"name":"Submit #856016 | Node.js compromise 14.15.1 Prototype Pollution","tags":["third-party-advisory"],"url":"https://vuldb.com/submit/856016"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:1d98a5def69da7c92330d64029ca827daf277f6a4ed8bed1606f20f3b5ed21dc · sha256:c4fbd1788cbaf46b… · /containers/cna/references/3
{"name":"VDB-378246 | spencermountain compromise Public Root API extend.js nlp.extend prototype pollution","tags":["vdb-entry","technical-description"],"url":"https://vuldb.com/vuln/378246"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:1d98a5def69da7c92330d64029ca827daf277f6a4ed8bed1606f20f3b5ed21dc · sha256:c4fbd1788cbaf46b… · /containers/cna/references/0
{"name":"VDB-378246 | CTI Indicators (IOB, IOC, TTP, IOA)","tags":["signature","permissions-required"],"url":"https://vuldb.com/vuln/378246/cti"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:1d98a5def69da7c92330d64029ca827daf277f6a4ed8bed1606f20f3b5ed21dc · sha256:c4fbd1788cbaf46b… · /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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