VulnSocial

CVE-2026-18478Disclosure

LOWCVSS 5.1 · MEDIUM

Signal is active with 2 mentions in latest observed window

Immediate actions

  • Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD description

Magnolia CMS is vulnerable to Stored XSS in import functionality. An attacker with editor privileges can inject arbitrary HTML and JS into the name of uploaded image, which will be rendered/executed when opening uploaded image. The issue was fixed in version 6.3.10

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0.0/ 10 priority

Sources & remediation

Other references
Weakness type (CWE)
CWE-79

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

NONE

Threat summary

  • 2 mentions across 1 observed day

What's happening

  • Technical details provided in 2 signals
  • Disclosure: 2 classified signals
  • 2 total mentions across 1 day

Deep dive

Activity timeline2 mentions / 1d
01122Mentions · 2026-08-10: 2Technical Details · 2026-08-10: 208-10
Signal classification1 categories
Disclosure
2100.0%
Referenced assets2 URLs
By indicator
Full discourse2 posts
  • Infoflowcloud@infoflowcloud
    Disclosure

    🚨*CVE* CVE-2026-18478 Magnolia CMS is vulnerable to Stored XSS in import functionality. An attacker with editor privileges can inject arbitrary HTML and JS into the name of uploaded image,… https://www.cve.org/CVERecord?id=CVE-2026-18478 ----- Traducción: CVE-2026-18478 Mag… http://infoflow.cloud`

    Post summary

    The tweet announces the new CVE-2026-18478 affecting Magnolia CMS, detailing a stored XSS vulnerability that lets editors inject malicious code into image names, but it does not include PoC code, exploit tools, patches, or evidence of active exploitation.

    0000040
    98 followersView on X
  • CVE@CVEnew
    Disclosure

    CVE-2026-18478 Magnolia CMS is vulnerable to Stored XSS in import functionality. An attacker with editor privileges can inject arbitrary HTML and JS into the name of uploaded image,… https://www.cve.org/CVERecord?id=CVE-2026-18478

    Post summary

    The post reports a Stored XSS flaw in Magnolia CMS’s import functionality, allowing editor‑level users to inject arbitrary HTML/JS via image names. No PoC, exploit, active exploitation, or patch information is included.

    000001.4K
    57.9K followersView on X

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