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CVE-2026-42851

Kitty is a cross-platform GPU based terminal. In versions prior to 0.47.0, a program able to write bytes to a kitty terminal — a remote SSH peer, a downloaded file viewed with `cat`, a log line, an email body rendered in `less`, an issue body in a TUI, etc. — can cause kitty to execute attacker-supplied Python inside the running kitty process, with the user's full privileges. There is no approval prompt, no remote-control permission requirement, no shell-integration interaction, no clipboard tou
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:ade01105073c5ca025458f2ac7f0e9864b51ae8d3e26a8bb4772541aae4339e4
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-862","description":"CWE-862: Missing Authorization","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:78432e3de646842986e4cf039fcff857fb16b4d63a9c4ae8286db7f26681951b · sha256:b697c616fc26505e… · /containers/cna/problemTypes/1/descriptions/0

{"cweId":"CWE-94","description":"CWE-94: Improper Control of Generation of Code ('Code Injection')","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:78432e3de646842986e4cf039fcff857fb16b4d63a9c4ae8286db7f26681951b · sha256:b697c616fc26505e… · /containers/cna/problemTypes/0/descriptions/0

Affected products and versions

1 source assertion
{"product":"kitty","vendor":"kovidgoyal","versions":[{"status":"affected","version":"< 0.47.0"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:78432e3de646842986e4cf039fcff857fb16b4d63a9c4ae8286db7f26681951b · sha256:b697c616fc26505e… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":7.8,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:78432e3de646842986e4cf039fcff857fb16b4d63a9c4ae8286db7f26681951b · sha256:b697c616fc26505e… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

2 source assertions
{"cweId":"CWE-862","description":"CWE-862: Missing Authorization","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:78432e3de646842986e4cf039fcff857fb16b4d63a9c4ae8286db7f26681951b · sha256:b697c616fc26505e… · /containers/cna/problemTypes/1/descriptions/0
{"cweId":"CWE-94","description":"CWE-94: Improper Control of Generation of Code ('Code Injection')","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:78432e3de646842986e4cf039fcff857fb16b4d63a9c4ae8286db7f26681951b · sha256:b697c616fc26505e… · /containers/cna/problemTypes/0/descriptions/0

Source references

1 source assertion
{"name":"https://github.com/kovidgoyal/kitty/security/advisories/GHSA-w98g-hpvr-r332","tags":["x_refsource_CONFIRM"],"url":"https://github.com/kovidgoyal/kitty/security/advisories/GHSA-w98g-hpvr-r332"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:78432e3de646842986e4cf039fcff857fb16b4d63a9c4ae8286db7f26681951b · sha256:b697c616fc26505e… · /containers/cna/references/0

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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