Event Monitor Cyber
EM-20261112-S6GB VulnerabilityHigh severity

XWEB EVO Vulnerability (CVE-2026-124014)

CVE-2026-124014

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Status
Developing

Since : signals keep joining.

First Signal
Nov 12 00:00 UTCC30 VulnCheck KEV
Page Born
Nov 12 20:18 UTCsecond source joined
Last Signal
Nov 12 20:18 UTC19 hours before snapshot
Sources
20 official · 2 research, news or crowd
Open For
23 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 12 20:18 UTC
    C6 NVD published
  2. Scored: reached
    Nov 12 20:18 UTC
    CVSS 8.8
  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 1206:0012:0018:00BornC30 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-2026-124014 (CVSS 8.8) (opens source in a new tab) XWEB EVO 4.3.0 through 5.8.8 contains an unauthenticated arbitrary file write vulnerability that allows remote attackers to modify the system configuration file /etc/xwebconfig.json by sending a crafted POST request to… High severityDatabaseC6 NVD CVE API 2.0
  2. CVE-2026-124014 known exploited (VulnCheck KEV): Missing Authentication for Critical Functionality (opens source in a new tab) XWEB EVO 4.3.0 through 5.8.8 contains an unauthenticated arbitrary file write vulnerability that allows remote attackers to modify the system configuration file /etc/xwebconfig.json by sending a crafted POST request to… High severityResearch & NewsC30 VulnCheck KEV