Event Monitor Cyber
EM-20261111-2SUS VulnerabilityHigh severity

Meow Apps AI Engine Vulnerability (CVE-2026-123478)

CVE-2026-123478

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Status
Developing

Since : signals keep joining.

First Signal
Nov 11 00:00 UTCC30 VulnCheck KEV
Page Born
Nov 11 11:17 UTCsecond source joined
Last Signal
Nov 11 11:17 UTC12 hours before snapshot
Sources
20 official · 2 research, news or crowd
Open For
15 hoursso far

Life Of This Page

  1. 1
    Born
    A second, independent source names it.
  2. 2
    Developing · Now
    New signals join; severity can move.
  3. 3
    Confirmed
    Not yet
    CISA KEV lists it, or exploitation in the wild is reported.
  4. 4
    Resolved
    Not yet
    Past the fix deadline and 14 days with no new signal.
  5. 5
    Archived
    Not yet
    30 days after resolved. Read only; the link keeps working. Reopens if it comes back.

The ID never changes, and earlier addresses keep working. A correction is logged, never overwritten. If two pages turn out to be one incident, the later one points to the earlier.

Vulnerability Lifecycle

  1. Disclosed: reached
    Nov 11 11:17 UTC
    C6 NVD published
  2. Scored: reached
    Nov 11 11:17 UTC
    CVSS 7.1
  3. Exploited: not yet
    Not yet
    No exploitation reported
  4. Advisories: not yet
    Not yet
    None yet
  5. Vendor Response: not yet
    Not yet
    None in sources yet
  6. Resolved: not yet
    Not yet
    After 14 quiet days

Timeline

18:00Nov 1106:0012:00BornC30 VulnCheck KEVC6 NVD CVE API 2.0

Point at a mark to read it. Squares are signals, colored by severity; every one is also listed under Signals.

Signals

  1. CVE-2026-123478 (CVSS 7.1) (opens source in a new tab) Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Meow Apps AI Engine ai-engine allows Stored XSS.This issue affects AI Engine: from n/a through 3.9.1. High severityDatabaseC6 NVD CVE API 2.0
  2. CVE-2026-123478 known exploited (VulnCheck KEV): meowapps ai_engine Improper Neutralization of Input During Web Page Generation (opens source in a new tab) Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Meow Apps AI Engine ai-engine allows Stored XSS.This issue affects AI Engine: from n/a through 3.9.1. High severityResearch & NewsC30 VulnCheck KEV