Cyber Resilience

CVE-2021-4265

Low

Published: 21 December 2022

Published
21 December 2022
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 3.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N
EPSS Score 0.0039 60.1th percentile
Risk Priority 7 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-4265 is a low-severity Improper Neutralization (CWE-707) vulnerability in Siwapp Siwapp-Ror. Its CVSS base score is 3.5 (Low).

Operationally, ranked in the top 39.9% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

A vulnerability was found in siwapp-ror. It has been rated as problematic. This issue affects some unknown processing. The manipulation leads to cross site scripting. The attack may be initiated remotely. The name of the patch is 924d16008cfcc09356c87db01848e45290cb58ca. It is…

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recommended to apply a patch to fix this issue. The associated identifier of this vulnerability is VDB-216467.

CWE(s)

Related Threats

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

Affected Assets

siwapp
siwapp-ror
≤ 2021-10-19

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-79

Penetration testing submits XSS payloads to web applications, detecting cross-site scripting flaws for subsequent remediation.

addresses: CWE-707

Enforces use of documented standards and tool configurations that address proper neutralization of inputs/outputs during development.

addresses: CWE-79

Validates web inputs to reject script-related content that could produce XSS.

addresses: CWE-79

Output validation against expected content can reject or sanitize script content in generated web pages, reducing XSS exploitability.

References