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CVE Record

CVE-2021-4269: SimpleRisk common.js checkAndSetValidation cross site scripting

A vulnerability has been found in SimpleRisk and classified as problematic. This vulnerability affects the function checkAndSetValidation of the file simplerisk/js/common.js. The manipulation of the argument title leads to cross site scripting. The attack can be initiated remotely. Upgrading to version 20220306-001 is able to address this issue. The name of the patch is 591405b4ed160fbefc1dca1e55c5745079a7bb48. It is recommended to upgrade the affected component. The identifier of this vulnerability is VDB-216472.

LowCVSS 3.5Not KEV-listedUpdated
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Glexia's TakeAutomated analysislow

Security readout for executives and security teams

Plain-English summary

This is a low-severity cross-site scripting issue in SimpleRisk. A user-supplied title value could affect browser-side validation behavior and allow script execution in a user's session. The attacker needs some privileges and user interaction, limiting urgency, but exposed SimpleRisk portals should be upgraded.

Executive priority

Treat as routine patch management unless SimpleRisk is internet-facing or used by many semi-trusted users. The business risk is session-level browser impact, not server takeover, based on the provided evidence.

Technical view

CVE-2021-4269 affects SimpleRisk's checkAndSetValidation function in simplerisk/js/common.js. Manipulation of the title argument leads to XSS. CVSS 3.1 is 3.5: network reachable, low complexity, privileges required, and user interaction required. Version 20220306-001 addresses it via commit 591405b4ed160fbefc1dca1e55c5745079a7bb48.

Likely exposure

Exposure is likely limited to organizations running SimpleRisk versions older than 20220306-001. The source data does not provide exact affected version ranges or CPEs, so teams should verify deployed SimpleRisk code and release level directly.

Exploitation context

The CVE notes remote initiation, but exploitation requires privileges and user interaction. It is not listed as CISA KEV, and the provided sources do not state active exploitation or public weaponization.

Researcher notes

The published record identifies the vulnerable function and argument but does not provide full affected version ranges. Validation should focus on code lineage and release state rather than broad product assumptions. Avoid inferring exploit maturity beyond the CVSS and KEV status.

Mitigation direction

  • Upgrade SimpleRisk to version 20220306-001 or later.
  • Review vendor release notes and the referenced patch commit.
  • Restrict access to SimpleRisk to trusted users and networks where feasible.
  • Prioritize remediation for internet-accessible or broadly shared SimpleRisk instances.

Validation and detection

  • Inventory SimpleRisk deployments and record their release versions.
  • Confirm whether simplerisk/js/common.js includes patch 591405b4ed160fbefc1dca1e55c5745079a7bb48.
  • Check vulnerability scanners for CVE-2021-4269 coverage and results.
  • Review access logs for unusual SimpleRisk activity, without assuming compromise.
Prepared
Confidence
high
Sources
5

Public sources used

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.

ATT&CK lookup starting points

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cwe · low confidence lookup

CWE-707: Exact CWE lookup

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cve · low confidence lookup

CVE-2021-4269 mapping review

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Vulnerability profileCVE Program record
Severity
Low
CVSS
3.5 (3.1)
Known Exploited
No
Published

Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

1CVSS vectors
0Timeline events
0ADP providers
4Source links

CVSS vector scores

1 official score

We collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.

ScoreVersionSeverityVectorExploitImpactSource
3.5CVSS 3.1LowCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N2.11.4Primary CVE score

Vulnerability scoring details

Base CVSS 3.1 score

3.5Low
CVSS 3.1 vector shape for CVE-2021-4269Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N

Attack Vector
NetworkAdjacentLocalPhysical
Attack Complexity
LowHigh
Privileges Required
NoneLowHigh
User Interaction
NoneRequired
Scope
ChangedUnchanged
Confidentiality Impact
HighLowNone
Integrity Impact
HighLowNone
Availability Impact
HighLowNone

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
unspecifiedSimpleRiskn/aListed
Weakness

CWE details

CWE-707

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.