CVE - CVE-2021-38509

CVE-ID
CVE-2021-38509	Learn more at National Vulnerability Database (NVD) • CVSS Severity Rating • Fix Information • Vulnerable Software Versions • SCAP Mappings • CPE Information
Description
Due to an unusual sequence of attacker-controlled events, a Javascript alert() dialog with arbitrary (although unstyled) contents could be displayed over top an uncontrolled webpage of the attacker's choosing. This vulnerability affects Firefox < 94, Thunderbird < 91.3, and Firefox ESR < 91.3.
References
Note: References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
DEBIAN:DSA-5026 URL:https://www.debian.org/security/2021/dsa-5026 DEBIAN:DSA-5034 URL:https://www.debian.org/security/2022/dsa-5034 GENTOO:GLSA-202202-03 URL:https://security.gentoo.org/glsa/202202-03 GENTOO:GLSA-202208-14 URL:https://security.gentoo.org/glsa/202208-14 MISC:https://bugzilla.mozilla.org/show_bug.cgi?id=1718571 URL:https://bugzilla.mozilla.org/show_bug.cgi?id=1718571 MISC:https://www.mozilla.org/security/advisories/mfsa2021-48/ URL:https://www.mozilla.org/security/advisories/mfsa2021-48/ MISC:https://www.mozilla.org/security/advisories/mfsa2021-49/ URL:https://www.mozilla.org/security/advisories/mfsa2021-49/ MISC:https://www.mozilla.org/security/advisories/mfsa2021-50/ URL:https://www.mozilla.org/security/advisories/mfsa2021-50/ MLIST:[debian-lts-announce] 20211229 [SECURITY] [DLA 2863-1] firefox-esr security update URL:https://lists.debian.org/debian-lts-announce/2021/12/msg00030.html MLIST:[debian-lts-announce] 20220104 [SECURITY] [DLA 2874-1] thunderbird security update URL:https://lists.debian.org/debian-lts-announce/2022/01/msg00001.html
Assigning CNA
Mozilla Corporation
Date Record Created
20210810	Disclaimer: The record creation date may reflect when the CVE ID was allocated or reserved, and does not necessarily indicate when this vulnerability was discovered, shared with the affected vendor, publicly disclosed, or updated in CVE.
Phase (Legacy)
Assigned (20210810)
Votes (Legacy)

Comments (Legacy)

Proposed (Legacy)
N/A
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