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CVE-2026-48939

A vulnerability in the iCagenda extension for Joomla allows the upload of arbitrary files in the file attachment feature, ultimately resulting in PHP code upload and execution.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:55e66b01c41c89686b6ed6a978268f0a636d0d56d34defcab7337dcbdc9757d0
Known exploited
CISA KEV
Disputed
No
Stale source
No
Conflicts
0

Affected products and versions

1 source assertion
{"defaultStatus":"unaffected","product":"iCagenda extension for Joomla","vendor":"icagenda.com","versions":[{"status":"affected","version":"3.2.1-4.0.7"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:3cfe2ff074874016a4eaf25635141a621149add159058eef257a2de896268f4b · sha256:f6ca6189280d3927… · /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:v2:3cfe2ff074874016a4eaf25635141a621149add159058eef257a2de896268f4b · sha256:f6ca6189280d3927… · /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:v2:3cfe2ff074874016a4eaf25635141a621149add159058eef257a2de896268f4b · sha256:f6ca6189280d3927… · /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.icagenda.com/#download ; 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-2026-48939","product":"iCagenda","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:d902d47f21fa3c86f7ef43a04990f0d1e4b223354aa3ebf3f149a6b26c05f941 · sha256:16acee8334e59e44… · /vulnerabilities/21
    Open source location →
{"cwes":["CWE-434"],"dateAdded":"2026-07-10","dueDate":"2026-07-13","knownRansomwareCampaignUse":"Unknown","notes":"https://www.icagenda.com/#download ; 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-2026-48939","product":"iCagenda","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:fa996755a494ed56d3a049cffcec84775d7dd5d939e7b1d042064287d7c5e759 · sha256:635dff916c4092c0… · /vulnerabilities/24
    Open source location →

Source references

6 source assertions
{"tags":["exploit"],"url":"https://github.com/Polosss/By-Poloss..-..CVE-2026-48939"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:3cfe2ff074874016a4eaf25635141a621149add159058eef257a2de896268f4b · sha256:f6ca6189280d3927… · /containers/adp/0/references/3
{"tags":["third-party-advisory"],"url":"https://mysites.guru/blog/icagenda-zero-day-file-upload-rce/"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:3cfe2ff074874016a4eaf25635141a621149add159058eef257a2de896268f4b · sha256:f6ca6189280d3927… · /containers/adp/0/references/0
{"tags":["government-resource"],"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-48939"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:3cfe2ff074874016a4eaf25635141a621149add159058eef257a2de896268f4b · sha256:f6ca6189280d3927… · /containers/adp/0/references/4
{"tags":["product"],"url":"https://www.icagenda.com/"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:3cfe2ff074874016a4eaf25635141a621149add159058eef257a2de896268f4b · sha256:f6ca6189280d3927… · /containers/cna/references/0
{"tags":["patch"],"url":"https://www.icagenda.com/docs/changelog/icagenda-3-9-15"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:3cfe2ff074874016a4eaf25635141a621149add159058eef257a2de896268f4b · sha256:f6ca6189280d3927… · /containers/adp/0/references/1
{"tags":["patch"],"url":"https://www.icagenda.com/docs/changelog/icagenda-4-0-8"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:3cfe2ff074874016a4eaf25635141a621149add159058eef257a2de896268f4b · sha256:f6ca6189280d3927… · /containers/adp/0/references/2

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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