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CVE-2026-8767

A vulnerability has been found in vercel ai up to 3.0.97. Impacted is the function run of the file .github/workflows/prettier-on-automerge.yml of the component PR Branch Name Interpolation. The manipulation leads to os command injection. The attack can be initiated remotely. The complexity of an attack is rather high. The exploitability is considered difficult. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond i
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:959b1af333e2e9f59a961b19efe3e0b69a19957311648271a1ccee351e568503
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":5,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R","version":"3.1"},"metric_type":"cvssV3_1"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:eef83bd41e8f9e740671d2d885485302a6201ed46e5048d78c5a41d1bd8fd3ed · sha256:837cd9add2b6bf35… · /containers/cna/metrics/1/cvssV3_1

{"metric":{"baseScore":4.6,"vectorString":"AV:N/AC:H/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR","version":"2.0"},"metric_type":"cvssV2_0"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:eef83bd41e8f9e740671d2d885485302a6201ed46e5048d78c5a41d1bd8fd3ed · sha256:837cd9add2b6bf35… · /containers/cna/metrics/3/cvssV2_0

{"metric":{"baseScore":5,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R","version":"3.0"},"metric_type":"cvssV3_0"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:eef83bd41e8f9e740671d2d885485302a6201ed46e5048d78c5a41d1bd8fd3ed · sha256:837cd9add2b6bf35… · /containers/cna/metrics/2/cvssV3_0

{"metric":{"baseScore":2.3,"baseSeverity":"LOW","vectorString":"CVSS:4.0/AV:N/AC:H/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:eef83bd41e8f9e740671d2d885485302a6201ed46e5048d78c5a41d1bd8fd3ed · sha256:837cd9add2b6bf35… · /containers/cna/metrics/0/cvssV4_0
cwe · 2 assertions

{"cweId":"CWE-78","description":"OS Command Injection","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:eef83bd41e8f9e740671d2d885485302a6201ed46e5048d78c5a41d1bd8fd3ed · sha256:837cd9add2b6bf35… · /containers/cna/problemTypes/0/descriptions/0

{"cweId":"CWE-77","description":"Command Injection","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:eef83bd41e8f9e740671d2d885485302a6201ed46e5048d78c5a41d1bd8fd3ed · sha256:837cd9add2b6bf35… · /containers/cna/problemTypes/1/descriptions/0

Affected products and versions

1 source assertion
{"cpes":["cpe:2.3:a:vercel:ai:*:*:*:*:*:*:*:*"],"modules":["PR Branch Name Interpolation"],"product":"ai","vendor":"vercel","versions":[{"status":"affected","version":"3.0.0"},{"status":"affected","version":"3.0.1"},{"status":"affected","version":"3.0.2"},{"status":"affected","version":"3.0.3"},{"status":"affected","version":"3.0.4"},{"status":"affected","version":"3.0.5"},{"status":"affected","version":"3.0.6"},{"status":"affected","version":"3.0.7"},{"status":"affected","version":"3.0.8"},{"status":"affected","version":"3.0.9"},{"status":"affected","version":"3.0.10"},{"status":"affected","v…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:eef83bd41e8f9e740671d2d885485302a6201ed46e5048d78c5a41d1bd8fd3ed · sha256:837cd9add2b6bf35… · /containers/cna/affected/0

Provider-owned CVSS observations

4 source assertions
{"metric":{"baseScore":5,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:eef83bd41e8f9e740671d2d885485302a6201ed46e5048d78c5a41d1bd8fd3ed · sha256:837cd9add2b6bf35… · /containers/cna/metrics/1/cvssV3_1
{"metric":{"baseScore":4.6,"vectorString":"AV:N/AC:H/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR","version":"2.0"},"metric_type":"cvssV2_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:eef83bd41e8f9e740671d2d885485302a6201ed46e5048d78c5a41d1bd8fd3ed · sha256:837cd9add2b6bf35… · /containers/cna/metrics/3/cvssV2_0
{"metric":{"baseScore":5,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R","version":"3.0"},"metric_type":"cvssV3_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:eef83bd41e8f9e740671d2d885485302a6201ed46e5048d78c5a41d1bd8fd3ed · sha256:837cd9add2b6bf35… · /containers/cna/metrics/2/cvssV3_0
{"metric":{"baseScore":2.3,"baseSeverity":"LOW","vectorString":"CVSS:4.0/AV:N/AC:H/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:eef83bd41e8f9e740671d2d885485302a6201ed46e5048d78c5a41d1bd8fd3ed · sha256:837cd9add2b6bf35… · /containers/cna/metrics/0/cvssV4_0

CWE assertions

2 source assertions
{"cweId":"CWE-78","description":"OS Command Injection","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:eef83bd41e8f9e740671d2d885485302a6201ed46e5048d78c5a41d1bd8fd3ed · sha256:837cd9add2b6bf35… · /containers/cna/problemTypes/0/descriptions/0
{"cweId":"CWE-77","description":"Command Injection","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:eef83bd41e8f9e740671d2d885485302a6201ed46e5048d78c5a41d1bd8fd3ed · sha256:837cd9add2b6bf35… · /containers/cna/problemTypes/1/descriptions/0

Source references

4 source assertions
{"tags":["exploit"],"url":"https://gist.github.com/YLChen-007/870bd6966cd84703d91ce54dfea3bdd0"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:eef83bd41e8f9e740671d2d885485302a6201ed46e5048d78c5a41d1bd8fd3ed · sha256:837cd9add2b6bf35… · /containers/cna/references/3
{"name":"Submit #811402 | vercel ai @ai-sdk/amazon-bedrock@3.0.97 OS Command Injection (CWE-78)","tags":["third-party-advisory"],"url":"https://vuldb.com/submit/811402"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:eef83bd41e8f9e740671d2d885485302a6201ed46e5048d78c5a41d1bd8fd3ed · sha256:837cd9add2b6bf35… · /containers/cna/references/2
{"name":"VDB-364392 | vercel ai PR Branch Name Interpolation prettier-on-automerge.yml run os command injection","tags":["vdb-entry","technical-description"],"url":"https://vuldb.com/vuln/364392"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:eef83bd41e8f9e740671d2d885485302a6201ed46e5048d78c5a41d1bd8fd3ed · sha256:837cd9add2b6bf35… · /containers/cna/references/0
{"name":"VDB-364392 | CTI Indicators (IOB, IOC, TTP, IOA)","tags":["signature","permissions-required"],"url":"https://vuldb.com/vuln/364392/cti"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:eef83bd41e8f9e740671d2d885485302a6201ed46e5048d78c5a41d1bd8fd3ed · sha256:837cd9add2b6bf35… · /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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