CVE-2021-35043

MEDIUMMonitor

Published:Jul 19, 2021(4 years ago)

Modified:Nov 21, 2024

Remote ExploitNo Auth RequiredScope ChangesLow Complexity

Vulnerability Description

OWASP AntiSamy before 1.6.4 allows XSS via HTML attributes when using the HTML output serializer (XHTML is not affected). This was demonstrated by a javascript: URL with &#00058 as the replacement for the : character.

Attack Characteristics

Network AccessLow ComplexityNo Auth NeededUser Interaction Required

🤖

AI analysis not yet available

Plain-English explanation, risk summary, and remediation steps will appear here once AI analysis is complete.

No Fix Known

No patch has been released yet. Apply workarounds or mitigations where available.

Affected Software

Vendor	Product	Versions	Fixed In
antisamy_project	antisamy	1.6.4	-
oracle	retail_back_office	-	-
oracle	retail_back_office

Timeline

Published
CVE disclosed publicly
Jul 19, 20214 years ago
Last Modified
Most recent update
Nov 21, 20241 year ago
Indexed to CVEInsight
Added to this platform
Mar 29, 20261 month ago

References

https://github.com/nahsra/antisamy/pull/87Patch
https://github.com/nahsra/antisamy/releases/tag/v1.6.4Patch
https://www.oracle.com/security-alerts/cpuapr2022.htmlPatch

CVSS Score

v3.1

6.1/ 10.0

MEDIUM

AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

At a Glance

Affected Products

References

antisamy_project / antisamy

CVE-2021-35043

Vulnerability Description

Attack Characteristics

Affected Software

Timeline

References

CVSS Score

At a Glance

Official Sources

CVSS v3 Vector

Impact Analysis

CVE-2021-35043

✦ Vulnerability Description

Attack Characteristics

Affected Software

Timeline

References

CVSS Score

At a Glance

Official Sources

CVSS v3 Vector

Impact Analysis

Vulnerability Description