Cyber Resilience

CVE-2021-26711

MediumPublic PoC

Published: 05 February 2021

Published
05 February 2021
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
EPSS Score 0.0026 49.4th percentile
Risk Priority 11 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-26711 is a medium-severity Externally Controlled Reference to a Resource in Another Sphere (CWE-610) vulnerability in Redwood Report2Web. Its CVSS base score is 5.3 (Medium).

Operationally, ranked at the 49.4th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

A frame-injection issue in the online help in Redwood Report2Web 4.3.4.5 allows remote attackers to render an external resource inside a frame via the help/Online_Help/NetHelp/default.htm turl parameter.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

redwood
report2web
4.3.4.5

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-610

Limits impact of an externally controlled reference to a primary information resource by switching to an identified alternative.

References