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Fencer Intel
medium 6.1

CVE-2019-12962 json

LiveZilla Server before 8.0.1.1 is vulnerable to XSS in mobile/index.php via the Accept-Language HTTP header.

published 7y ago modified 4mo ago also EUVD-2019-4537

cvss
6.1
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
9.1%
EPSS 9.1% chance of exploitation in 30 days, percentile 95%
public exploits
1
Exploit-DB, plus a Nuclei check

Summary

LiveZilla Server before 8.0.1.1 is vulnerable to XSS in mobile/index.php via the Accept-Language HTTP header.

Patch / fix

  • livezilla livezilla 8.0.1.1

Is CVE-2019-12962 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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Timeline

  1. Published
  2. First public exploit (EDB-49669)

Exploit prediction

9.05% chance of exploitation in the next 30 days, higher than 95% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • EDB-49669 LiveZilla Server 8.0.1.0 - 'Accept-Language' Reflected XSS webapps, 2021-03-19
  • Nuclei template LiveZilla Server 8.0.1.0 - Cross-Site Scripting nuclei detection template
  • forums.livezilla.net https://forums.livezilla.net/index.php?/topic/10984-fg-vd-19-083085087-livezilla-server-are-vulnerable-to-cross-site-scripting-in-admin-panel/ referenced PoC, tagged "exploit" by a source, unverified
  • packetstormsecurity.com http://packetstormsecurity.com/files/161867/LiveZilla-Server-8.0.1.0-Cross-Site-Scripting.html referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:N/I:P/A:N

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.