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CVE-2026-44175

Kirby is an open-source content management system. In versions prior to 4.9.1 and 5.4.1, Kirby did not securely sanitize the contents of the list field on save, leaving it vulnerable to cross-site scripting (XSS). Kirby's list field stores its formatted content as HTML, and unlike other field types, its HTML special characters cannot be escaped without losing the formatting. Sanitization was only enforced client-side in the Panel, while the server did not sanitize the content on save. As a resul
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:feece04e133b654511fd1ec8b39b8a67fc7fb2736afd8eb87e10a1f32b04c291
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0

Affected products and versions

1 source assertion
{"product":"kirby","vendor":"getkirby","versions":[{"status":"affected","version":"< 4.9.1"},{"status":"affected","version":">= 5.0.0, < 5.4.1"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:bfafbcec35e76e701c79801b141c8ce56e71b47e713f0a0e61294a5e30345097 · sha256:88b5bb43e4172056… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":8.5,"baseSeverity":"HIGH","privilegesRequired":"LOW","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"PASSIVE","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"NONE","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH"},"metric_type":"cvssV4_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:bfafbcec35e76e701c79801b141c8ce56e71b47e713f0a0e61294a5e30345097 · sha256:88b5bb43e4172056… · /containers/cna/metrics/0/cvssV4_0

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:bfafbcec35e76e701c79801b141c8ce56e71b47e713f0a0e61294a5e30345097 · sha256:88b5bb43e4172056… · /containers/cna/problemTypes/0/descriptions/0

Source references

2 source assertions
{"name":"https://github.com/getkirby/kirby/releases/tag/5.4.1","tags":["x_refsource_MISC"],"url":"https://github.com/getkirby/kirby/releases/tag/5.4.1"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:bfafbcec35e76e701c79801b141c8ce56e71b47e713f0a0e61294a5e30345097 · sha256:88b5bb43e4172056… · /containers/cna/references/1
{"name":"https://github.com/getkirby/kirby/security/advisories/GHSA-5fhx-9q32-q257","tags":["x_refsource_CONFIRM"],"url":"https://github.com/getkirby/kirby/security/advisories/GHSA-5fhx-9q32-q257"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:bfafbcec35e76e701c79801b141c8ce56e71b47e713f0a0e61294a5e30345097 · sha256:88b5bb43e4172056… · /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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