{"id":"CVE-2026-73036","state":"PUBLISHED","title":"Bash-it barbuk Theme 3.2.0 Terminal Escape Sequence Injection via pyproject.toml","description":"Bash-it 3.2.0 contains a terminal escape sequence injection vulnerability in the barbuk theme's Python virtualenv prompt segment that allows local attackers to inject arbitrary terminal control sequences by embedding escape sequences in the requires-python field of a pyproject.toml file. When a user navigates into a directory containing a maliciously crafted pyproject.toml, the unfiltered field value is read via awk and concatenated directly into PS1 through __prompt-command without stripping control characters, causing injected OSC or CSI sequences to be written to and interpreted by the terminal emulator on every prompt render.","publishedAt":"2026-08-11T19:37:12.133Z","updatedAt":"2026-08-12T12:58:27.324Z","severity":{"score":4.6,"label":"Medium","version":"4.0","vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N","source":"VulnCheck"},"assigner":"VulnCheck","products":["Bash-it Bash-it"],"affected":[{"vendor":"Bash-it","product":"Bash-it","defaultStatus":"affected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"3.2.0","versionType":"semver"}]}],"references":["https://github.com/Bash-it/bash-it","https://github.com/Bash-it/bash-it/commit/fab8f57818f28bfc6f2a81f86a58981c4ea72e5a","https://github.com/Bash-it/bash-it/issues/2396","https://github.com/Bash-it/bash-it/pull/2397","https://www.vulncheck.com/advisories/bash-it-barbuk-theme-terminal-escape-sequence-injection-via-pyproject-toml"],"weaknesses":["CWE-150"],"ingestedAt":"2026-10-29T20:12:58.252Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/73xxx/CVE-2026-73036.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-73036","state":"PUBLISHED","datePublished":"2026-08-11T19:37:12.133Z","dateUpdated":"2026-08-12T12:58:27.324Z","assignerShortName":"VulnCheck","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateReserved":"2026-08-10T18:48:59.023Z"},"containers":{"cna":{"title":"Bash-it barbuk Theme 3.2.0 Terminal Escape Sequence Injection via pyproject.toml","descriptions":[{"lang":"en","value":"Bash-it 3.2.0 contains a terminal escape sequence injection vulnerability in the barbuk theme's Python virtualenv prompt segment that allows local attackers to inject arbitrary terminal control sequences by embedding escape sequences in the requires-python field of a pyproject.toml file. 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