CVE Explorer

CVE-2026-27156

NiceGUI is a Python-based UI framework. Prior to version 3.8.0, several NiceGUI APIs that execute methods on client-side elements (`Element.run_method()`, `AgGrid.run_grid_method()`, `EChart.run_chart_method()`, and others) use an `eval()` fallback in the JavaScript-side `runMethod()` function. When user-controlled input is passed as the method name, an attacker can inject arbitrary JavaScript that executes in the victim's browser. Additionally, `Element.run_method()` and `Element.get_computed_p

Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:3bee601df51bc36475376be7c0a5c7f032ada280e07b6fa4ce7513e3cc9c609f

Known exploited

Not asserted

Disputed

Stale source

Conflicts

Affected products and versions

1 source assertion

{"product":"nicegui","vendor":"zauberzeug","versions":[{"status":"affected","version":"< 3.8.0"}]}

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:9e261c3433a43664fc254ea30241c3732a87a16a98abebe0168f32763805d2c8 · sha256:ad911f92684e47ce… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion

{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":6.1,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"LOW","privilegesRequired":"NONE","scope":"CHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","version":"3.1"},"metric_type":"cvssV3_1"}

cve_program_cvelist_v5cvss
urn:baitaphish:normalized-source-record:v2:9e261c3433a43664fc254ea30241c3732a87a16a98abebe0168f32763805d2c8 · sha256:ad911f92684e47ce… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion

{"cweId":"CWE-79","description":"CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')","lang":"en","type":"CWE"}

cve_program_cvelist_v5cwe
urn:baitaphish:normalized-source-record:v2:9e261c3433a43664fc254ea30241c3732a87a16a98abebe0168f32763805d2c8 · sha256:ad911f92684e47ce… · /containers/cna/problemTypes/0/descriptions/0

Source references

2 source assertions

{"name":"https://github.com/zauberzeug/nicegui/commit/1861f59cc374ca0dc9d970b157ef3774720f8dbf","tags":["x_refsource_MISC"],"url":"https://github.com/zauberzeug/nicegui/commit/1861f59cc374ca0dc9d970b157ef3774720f8dbf"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:9e261c3433a43664fc254ea30241c3732a87a16a98abebe0168f32763805d2c8 · sha256:ad911f92684e47ce… · /containers/cna/references/1

{"name":"https://github.com/zauberzeug/nicegui/security/advisories/GHSA-78qv-3mpx-9cqq","tags":["x_refsource_CONFIRM"],"url":"https://github.com/zauberzeug/nicegui/security/advisories/GHSA-78qv-3mpx-9cqq"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:9e261c3433a43664fc254ea30241c3732a87a16a98abebe0168f32763805d2c8 · sha256:ad911f92684e47ce… · /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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