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CVE-2020-26967

UNKNOWN
Published 2020-12-09T00:25:40
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No CVSS data available

Description

When listening for page changes with a Mutation Observer, a malicious web page could confuse Firefox Screenshots into interacting with elements other than those that it injected into the page. This would lead to internal errors and unexpected behavior in the Screenshots code. This vulnerability affects Firefox < 83.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

Mozilla

Firefox

Affected Versions:

< 83

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

⚠ Unreviewed MODERATE

GHSA-g4xj-2594-cc4j

Advisory Details

When listening for page changes with a Mutation Observer, a malicious web page could confuse Firefox Screenshots into interacting with elements other than those that it injected into the page. This would lead to internal errors and unexpected behavior in the Screenshots code. This vulnerability affects Firefox < 83.

CVSS Scoring

CVSS Score

5.0

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2020-26967
WEB https://bugzilla.mozilla.org/show_bug.cgi?id=1665820
WEB https://www.mozilla.org/security/advisories/mfsa2020-50

Advisory provided by GitHub Security Advisory Database. Published: May 24, 2022, Modified: May 24, 2022

References

https://bugzilla.mozilla.org/show_bug.cgi?id=1665820
https://www.mozilla.org/security/advisories/mfsa2020-50/
Published: 2020-12-09T00:25:40
Last Modified: 2024-08-04T16:03:23.194Z
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