[UPDATE] [medium] Joomla: Multiple vulnerabilities

mediumCVE-2024-27185 CVE-2024-27184 CVE-2024-27186 CVE-2024-27187 CVE-2024-40743

A remote, anonymous or authenticated attacker can exploit multiple vulnerabilities in Joomla to present false information, launch a Cross-Site Scripting attack, and modify data.

CSIRTS triage

vendor: Joomla product: Joomla Cross-site scriptingOther

What: Multiple vulnerabilities allow remote attackers to present false information, launch XSS attacks, and modify data.
Who is affected: All deployments of Joomla are at risk.
Urgency: Medium urgency for remediation due to the potential for data manipulation.
Action: Update Joomla to the latest version to mitigate these vulnerabilities.

AI-assisted analysis generated from the source advisory — verify against the original.

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Details

Source: CERT-Bund (BSI) Security Advisories (DE · national-cert · site)
Severity: medium
Published: 2026-07-09
Exploitation: Not in CISA KEV at last sync
Language: Machine-translated to English — verify against the original

Original advisory: https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2024-1891

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-2024-271850.44% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 37% of all EPSS-scored CVEs.
Low exploitation riskCVE-2024-271840.25% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 17% of all EPSS-scored CVEs.
Low exploitation riskCVE-2024-271860.27% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 18% of all EPSS-scored CVEs.
Low exploitation riskCVE-2024-271870.35% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 28% of all EPSS-scored CVEs.
Low exploitation riskCVE-2024-407430.27% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 18% of all EPSS-scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2024-27185	coverage & exploitation status	NVD · CVE.org
CVE-2024-27184	coverage & exploitation status	NVD · CVE.org
CVE-2024-27186	coverage & exploitation status	NVD · CVE.org
CVE-2024-27187	coverage & exploitation status	NVD · CVE.org
CVE-2024-40743	coverage & exploitation status	NVD · CVE.org

Recent advisories for Joomla

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-2026-77998: Joomla Extension - miniorange.com - Unauthenticated Authentication Bypass via SAMLResponse Par…nvd · 2026-08-25
unknownCVE-2026-77997: Joomla Extension - yootheme.com - Authenticated, privileged information disclosure in YOOtheme…nvd · 2026-08-25
unknownCVE-2026-77996: Joomla Extension - yootheme.com - Authenticated, privileged stored XSS in YOOtheme Pro 1.0.0-5…nvd · 2026-08-25
unknownCVE-2026-77995: Joomla Extension - miniorange.com - Arbitrary account takeover in miniOrange OAuth Client < 3.…nvd · 2026-08-24
unknownCVE-2026-77994: Joomla Extension - joomlack.fr - Second order SQL injection in Page Builder CK < 3.6.5 - The J…nvd · 2026-08-24
unknownCVE-2026-77993: Joomla Extension - joomlack.fr - Reflected XSS in Page Builder CK < 3.6.5 - The Joomla extensi…nvd · 2026-08-24