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CVE-2026-44177

Kirby is an open-source content management system. In versions 5.3.0 and above but prior to 5.4.1, Kirby did not correctly validate the provided user ID, resulting in a path traversal vulnerability. Version 5.3.0 introduced a performance improvement to the Users collection that loaded user objects lazily when first needed. Users were queried by their ID, which was then used to locate the corresponding account directory under site/accounts. This affected the authentication API (accessible to unau
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:4200de88c0596a6d5616c7abf610331f60eeb86bf262827325ddf9065e7b3026
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-98","description":"CWE-98: Improper Control of Filename for Include/Require Statement in PHP Program ('PHP Remote File Inclusion')","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:0db1c5e62319b3b708e3f568f912b145cfacafec412d34bfe7f8e400d0825cc8 · sha256:d76db2aa7d953874… · /containers/cna/problemTypes/1/descriptions/0

{"cweId":"CWE-22","description":"CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:0db1c5e62319b3b708e3f568f912b145cfacafec412d34bfe7f8e400d0825cc8 · sha256:d76db2aa7d953874… · /containers/cna/problemTypes/0/descriptions/0

Affected products and versions

1 source assertion
{"product":"kirby","vendor":"getkirby","versions":[{"status":"affected","version":">= 5.3.0, < 5.4.1"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:0db1c5e62319b3b708e3f568f912b145cfacafec412d34bfe7f8e400d0825cc8 · sha256:d76db2aa7d953874… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":8.8,"baseSeverity":"HIGH","privilegesRequired":"NONE","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"NONE","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"LOW"},"metric_type":"cvssV4_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:0db1c5e62319b3b708e3f568f912b145cfacafec412d34bfe7f8e400d0825cc8 · sha256:d76db2aa7d953874… · /containers/cna/metrics/0/cvssV4_0

CWE assertions

2 source assertions
{"cweId":"CWE-98","description":"CWE-98: Improper Control of Filename for Include/Require Statement in PHP Program ('PHP Remote File Inclusion')","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:0db1c5e62319b3b708e3f568f912b145cfacafec412d34bfe7f8e400d0825cc8 · sha256:d76db2aa7d953874… · /containers/cna/problemTypes/1/descriptions/0
{"cweId":"CWE-22","description":"CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:0db1c5e62319b3b708e3f568f912b145cfacafec412d34bfe7f8e400d0825cc8 · sha256:d76db2aa7d953874… · /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:v2:0db1c5e62319b3b708e3f568f912b145cfacafec412d34bfe7f8e400d0825cc8 · sha256:d76db2aa7d953874… · /containers/cna/references/1
{"name":"https://github.com/getkirby/kirby/security/advisories/GHSA-9hx7-c53c-v6x8","tags":["x_refsource_CONFIRM"],"url":"https://github.com/getkirby/kirby/security/advisories/GHSA-9hx7-c53c-v6x8"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:0db1c5e62319b3b708e3f568f912b145cfacafec412d34bfe7f8e400d0825cc8 · sha256:d76db2aa7d953874… · /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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