Through a series of popups that reuse windowName, an attacker can cause a window to go fullscreen without the user seeing the notification…

Description

Through a series of popups that reuse windowName, an attacker can cause a window to go fullscreen without the user seeing the notification prompt, resulting in potential user confusion or spoofing attacks. This vulnerability affects Firefox ESR < 102.5, Thunderbird < 102.5, and Firefox < 107.

Scores

EPSS (exploitation in 30 days)

0.71% · top 46% of all CVEs (7 Nov 2026)

CISA SSVC

Exploitation: none · Automatable: no · Technical impact: partial

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.5.

Weakness

• Fullscreen notification bypass via windowName
• CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') (opens in a new tab)All about CWE-79 and its CVEs

Affected products

• Mozilla · Firefox ESR

  • affected unspecified – < 102.5

• Mozilla · Thunderbird

  • affected unspecified – < 102.5

• Mozilla · Firefox

  • affected unspecified – < 107

References (4)

• https://www.mozilla.org/security/advisories/mfsa2022-47/ (opens in a new tab)x_transferred
• https://www.mozilla.org/security/advisories/mfsa2022-49/ (opens in a new tab)x_transferred
• https://www.mozilla.org/security/advisories/mfsa2022-48/ (opens in a new tab)x_transferred
• https://bugzilla.mozilla.org/show_bug.cgi?id=1793829 (opens in a new tab)x_transferred

Sources

The same CVE in the primary databases and aggregators, to check against.

• CVE.org record (opens in a new tab)
• CVE List JSON (GitHub) (opens in a new tab)
• NVD (opens in a new tab)
• FIRST EPSS (opens in a new tab)
• OSV.dev (opens in a new tab)
• GitHub Advisories (opens in a new tab)
• CIRCL Vulnerability-Lookup (opens in a new tab)

Badge for a README or a ticket

[![CVE-2022-45408](https://trackcve.app/badge/CVE-2022-45408.svg)](https://trackcve.app/cve/CVE-2022-45408)

Record last updated 15 Apr 2025, 14:41 UTC.