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CVE-2026-56291

Joomla Extension - balbooa.com - Unauthenticated file upload in Balbooa Forms extension < 2.4.1 - The Joomla extension Balbooa Forms is vulnerable to an unauthenticated arbitrary file upload that allows uploading executable files and leads to full RCE.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:d2fc7572fcc36776da2011ea5261dfbea4e255e36b2b3aa2ccd9cb8bee166233
Known exploited
CISA KEV
Disputed
No
Stale source
No
Conflicts
0

Affected products and versions

1 source assertion
{"defaultStatus":"unaffected","product":"balbooa.com Balbooa Forms extension for Joomla","vendor":"balbooa.com","versions":[{"status":"affected","version":"1.0-2.4.0"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:92b4c1952fba01d5640a75cc65ffb8d43cfd5cdc7ae5aec99619ab7e9e34c180 · sha256:423993de195286b6… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"Automatable":"YES","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":10,"baseSeverity":"CRITICAL","exploitMaturity":"ATTACKED","privilegesRequired":"NONE","providerUrgency":"RED","subAvailabilityImpact":"HIGH","subConfidentialityImpact":"HIGH","subIntegrityImpact":"HIGH","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:A/AU:Y/U:Red","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"H…
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:92b4c1952fba01d5640a75cc65ffb8d43cfd5cdc7ae5aec99619ab7e9e34c180 · sha256:423993de195286b6… · /containers/cna/metrics/0/cvssV4_0

CWE assertions

1 source assertion
{"cweId":"CWE-434","description":"CWE-434: Unrestricted Upload of File with Dangerous Type","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:92b4c1952fba01d5640a75cc65ffb8d43cfd5cdc7ae5aec99619ab7e9e34c180 · sha256:423993de195286b6… · /containers/cna/problemTypes/0/descriptions/0

Known exploitation assertions

2 source assertions
{"cwes":["CWE-434"],"dateAdded":"2026-07-10","dueDate":"2026-07-13","knownRansomwareCampaignUse":"Unknown","notes":"https://www.balbooa.com/joomla-forms ; BOD 26-04: https://www.cisa.gov/news-events/directives/bod-26-04-prioritizing-security-updates-based-risk ; Forensics Triage Requirements: https://www.cisa.gov/news-events/directives/bod-26-04-implementation-guidance-prioritizing-security-updates-based-risk ; https://nvd.nist.gov/vuln/detail/CVE-2026-56291","product":"Forms","requiredAction":"Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 …
  • cisa_kev_jsonknown_exploited
    urn:baitaphish:normalized-source-record:v2:56d34da6eb2501804b62833d9d4072497705b4557fc99e22297e88dde1c2b891 · sha256:16acee8334e59e44… · /vulnerabilities/20
    Open source location →
{"cwes":["CWE-434"],"dateAdded":"2026-07-10","dueDate":"2026-07-13","knownRansomwareCampaignUse":"Unknown","notes":"https://www.balbooa.com/joomla-forms ; BOD 26-04: https://www.cisa.gov/news-events/directives/bod-26-04-prioritizing-security-updates-based-risk ; Forensics Triage Requirements: https://www.cisa.gov/news-events/directives/bod-26-04-implementation-guidance-prioritizing-security-updates-based-risk ; https://nvd.nist.gov/vuln/detail/CVE-2026-56291","product":"Forms","requiredAction":"Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 …
  • cisa_kev_jsonknown_exploited
    urn:baitaphish:normalized-source-record:v2:c1b3d83ed8c55d1115cbfbbbb8902eb8ebdaa4ee7086e894ddc9bfbf69b483fa · sha256:635dff916c4092c0… · /vulnerabilities/23
    Open source location →

Source references

3 source assertions
{"tags":["third-party-advisory"],"url":"https://mysites.guru/blog/balbooa-forms-unauthenticated-file-upload-flaw/"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:92b4c1952fba01d5640a75cc65ffb8d43cfd5cdc7ae5aec99619ab7e9e34c180 · sha256:423993de195286b6… · /containers/cna/references/1
{"tags":["product"],"url":"https://www.balbooa.com/joomla-forms"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:92b4c1952fba01d5640a75cc65ffb8d43cfd5cdc7ae5aec99619ab7e9e34c180 · sha256:423993de195286b6… · /containers/cna/references/0
{"tags":["government-resource"],"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-56291"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:92b4c1952fba01d5640a75cc65ffb8d43cfd5cdc7ae5aec99619ab7e9e34c180 · sha256:423993de195286b6… · /containers/adp/0/references/0

Attribution and limitations

  • CISA Known Exploited Vulnerabilities JSON: CISA named for provenance; do not use CISA/DHS marks or imply endorsement Source →
  • 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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