Baitaphish
Security intelligence
SearchLatest briefing
CVE Explorer

CVE-2026-7643

A flaw has been found in ChatGPTNextWeb NextChat up to 2.16.1. This impacts an unknown function of the file Next.js of the component API Endpoint. Executing a manipulation can lead to permissive cross-domain policy with untrusted domains. The attack may be launched remotely. The exploit has been published and may be used. The project was informed of the problem early through an issue report but has not responded yet.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:bfcea45a8816169e6137cd337828be28e913a9e92e65fb7721fadb591734c328
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":4.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R","version":"3.1"},"metric_type":"cvssV3_1"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:ae3f15757123ad62fc908ff65e073b2d7674aa2e53acf17fdea01e294c80a6b9 · sha256:6621d00dc99a16a5… · /containers/cna/metrics/1/cvssV3_1

{"metric":{"baseScore":4.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R","version":"3.0"},"metric_type":"cvssV3_0"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:ae3f15757123ad62fc908ff65e073b2d7674aa2e53acf17fdea01e294c80a6b9 · sha256:6621d00dc99a16a5… · /containers/cna/metrics/2/cvssV3_0

{"metric":{"baseScore":5,"vectorString":"AV:N/AC:L/Au:N/C:N/I:P/A:N/E:POC/RL:ND/RC:UR","version":"2.0"},"metric_type":"cvssV2_0"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:ae3f15757123ad62fc908ff65e073b2d7674aa2e53acf17fdea01e294c80a6b9 · sha256:6621d00dc99a16a5… · /containers/cna/metrics/3/cvssV2_0

{"metric":{"baseScore":5.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/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:ae3f15757123ad62fc908ff65e073b2d7674aa2e53acf17fdea01e294c80a6b9 · sha256:6621d00dc99a16a5… · /containers/cna/metrics/0/cvssV4_0
cwe · 2 assertions

{"cweId":"CWE-942","description":"Permissive Cross-domain Policy with Untrusted Domains","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:ae3f15757123ad62fc908ff65e073b2d7674aa2e53acf17fdea01e294c80a6b9 · sha256:6621d00dc99a16a5… · /containers/cna/problemTypes/0/descriptions/0

{"cweId":"CWE-346","description":"Origin Validation Error","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:ae3f15757123ad62fc908ff65e073b2d7674aa2e53acf17fdea01e294c80a6b9 · sha256:6621d00dc99a16a5… · /containers/cna/problemTypes/1/descriptions/0

Affected products and versions

1 source assertion
{"modules":["API Endpoint"],"product":"NextChat","vendor":"ChatGPTNextWeb","versions":[{"status":"affected","version":"2.16.0"},{"status":"affected","version":"2.16.1"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:ae3f15757123ad62fc908ff65e073b2d7674aa2e53acf17fdea01e294c80a6b9 · sha256:6621d00dc99a16a5… · /containers/cna/affected/0

Provider-owned CVSS observations

4 source assertions
{"metric":{"baseScore":4.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:ae3f15757123ad62fc908ff65e073b2d7674aa2e53acf17fdea01e294c80a6b9 · sha256:6621d00dc99a16a5… · /containers/cna/metrics/1/cvssV3_1
{"metric":{"baseScore":4.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R","version":"3.0"},"metric_type":"cvssV3_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:ae3f15757123ad62fc908ff65e073b2d7674aa2e53acf17fdea01e294c80a6b9 · sha256:6621d00dc99a16a5… · /containers/cna/metrics/2/cvssV3_0
{"metric":{"baseScore":5,"vectorString":"AV:N/AC:L/Au:N/C:N/I:P/A:N/E:POC/RL:ND/RC:UR","version":"2.0"},"metric_type":"cvssV2_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:ae3f15757123ad62fc908ff65e073b2d7674aa2e53acf17fdea01e294c80a6b9 · sha256:6621d00dc99a16a5… · /containers/cna/metrics/3/cvssV2_0
{"metric":{"baseScore":5.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/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:ae3f15757123ad62fc908ff65e073b2d7674aa2e53acf17fdea01e294c80a6b9 · sha256:6621d00dc99a16a5… · /containers/cna/metrics/0/cvssV4_0

CWE assertions

2 source assertions
{"cweId":"CWE-942","description":"Permissive Cross-domain Policy with Untrusted Domains","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:ae3f15757123ad62fc908ff65e073b2d7674aa2e53acf17fdea01e294c80a6b9 · sha256:6621d00dc99a16a5… · /containers/cna/problemTypes/0/descriptions/0
{"cweId":"CWE-346","description":"Origin Validation Error","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:ae3f15757123ad62fc908ff65e073b2d7674aa2e53acf17fdea01e294c80a6b9 · sha256:6621d00dc99a16a5… · /containers/cna/problemTypes/1/descriptions/0

Source references

5 source assertions
{"tags":["product"],"url":"https://github.com/ChatGPTNextWeb/NextChat/"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:ae3f15757123ad62fc908ff65e073b2d7674aa2e53acf17fdea01e294c80a6b9 · sha256:6621d00dc99a16a5… · /containers/cna/references/4
{"tags":["exploit","issue-tracking"],"url":"https://github.com/ChatGPTNextWeb/NextChat/issues/6756"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:ae3f15757123ad62fc908ff65e073b2d7674aa2e53acf17fdea01e294c80a6b9 · sha256:6621d00dc99a16a5… · /containers/cna/references/3
{"name":"Submit #806833 | ChatGPTNextWeb NextChat 2.16.1 Permissive CORS Wildcard Policy","tags":["third-party-advisory"],"url":"https://vuldb.com/submit/806833"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:ae3f15757123ad62fc908ff65e073b2d7674aa2e53acf17fdea01e294c80a6b9 · sha256:6621d00dc99a16a5… · /containers/cna/references/2
{"name":"VDB-360755 | ChatGPTNextWeb NextChat API Endpoint Next.js cross-domain policy","tags":["vdb-entry"],"url":"https://vuldb.com/vuln/360755"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:ae3f15757123ad62fc908ff65e073b2d7674aa2e53acf17fdea01e294c80a6b9 · sha256:6621d00dc99a16a5… · /containers/cna/references/0
{"name":"VDB-360755 | CTI Indicators (IOB, IOC, IOA)","tags":["signature","permissions-required"],"url":"https://vuldb.com/vuln/360755/cti"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:ae3f15757123ad62fc908ff65e073b2d7674aa2e53acf17fdea01e294c80a6b9 · sha256:6621d00dc99a16a5… · /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.

← Back to CVE Explorer