CVE-2026-48947: An improper access check allows privileged users to overwrite media files without editing permissions.

mediumCVSS 4.9CVE-2026-48947

An improper access check allows privileged users to overwrite media files without editing permissions.

Details

Source: NVD Recent CVEs (US · database · site)
Severity: medium — CVSS 4.9
Published: 2026-07-07
Last updated: 2026-07-09
Exploitation: Not in CISA KEV at last sync

Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2026-48947

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Low exploitation riskCVE-2026-489470.20% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 10% of all scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2026-48947	coverage & exploitation status	NVD · CVE.org

Same CVEs, other sources

How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.

high[NEW] [high] Joomla: Multiple vulnerabilitiescert-bund
unknownMultiple vulnerabilities in Joomla! (July 08, 2026)cert-fr-avis

Recent advisories for An improper access

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

unknownCVE-2026-45196: Kernel software installed and running inside a Host VM may post improper commands to the GPU F…nvd · 2026-07-10
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unknownCVE-2026-21054: Improper export of android application components in InputSharing prior to version 2.7.01.4 al…nvd · 2026-07-10
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