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CVE Record

CVE-2021-29852: IBM Planning Analytics 2.0 is vulnerable to cross-site scripting.

IBM Planning Analytics 2.0 is vulnerable to cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentially leading to credentials disclosure within a trusted session. IBM X-Force ID: 205528.

MediumCVSS 5.4Not KEV-listedUpdated
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Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

IBM Planning Analytics Local 2.0 contains a stored or reflected web interface scripting flaw. An authenticated user could place JavaScript into the UI, which may run in another trusted session and expose credentials or alter page behavior.

Executive priority

Treat as a moderate-priority business application issue. It is not described as unauthenticated remote compromise, but it can affect credential confidentiality inside trusted sessions and should be remediated through normal patch governance.

Technical view

CVE-2021-29852 is a cross-site scripting vulnerability in IBM Planning Analytics Local 2.0. The CVSS 3.0 score is 5.4, with network attack vector, low complexity, low privileges required, user interaction required, changed scope, and low confidentiality and integrity impact.

Likely exposure

Exposure is most relevant where IBM Planning Analytics Local 2.0 is deployed and accessible to multiple authenticated users, especially lower-trust internal users. The bundle does not identify other affected products or versions.

Exploitation context

The bundle does not show CISA KEV listing or confirmed active exploitation. IBM's vector includes exploit maturity high, but that is not the same as evidence of observed exploitation. Abuse requires a logged-in user and victim interaction in the Web UI.

Researcher notes

Key constraints are PR:L and UI:R. Validation should focus on authenticated Web UI input handling and whether vendor-fixed builds are installed. Do not expand scope beyond IBM Planning Analytics Local 2.0 unless IBM guidance confirms additional affected products.

Mitigation direction

  • Review IBM advisory 6480413 for fixed levels and vendor remediation guidance.
  • Upgrade or patch IBM Planning Analytics Local 2.0 according to IBM guidance.
  • Restrict access to trusted users until remediation is complete.
  • Monitor for suspicious stored content or unexpected script behavior in the Web UI.

Validation and detection

  • Inventory IBM Planning Analytics Local deployments and confirm exact 2.0 build levels.
  • Check whether IBM advisory remediation has been applied to each instance.
  • Review access controls for lower-trust authenticated users.
  • Run safe authenticated XSS regression testing in a non-production environment.
Prepared
Confidence
high
Sources
4

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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CVE-2021-29852 mapping review

Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.

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Vulnerability profileCVE Program record
Severity
Medium
CVSS
5.4 (3.0)
Known Exploited
No
Published

Vector: CVSS:3.0/AV:N/UI:R/AC:L/C:L/I:L/S:C/A:N/PR:L/RC:C/E:H/RL:O

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
3Source 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
5.4CVSS 3.0MediumCVSS:3.0/AV:N/UI:R/AC:L/C:L/I:L/S:C/A:N/PR:L/RC:C/E:H/RL:O2.32.7Primary CVE score

Vulnerability scoring details

Base CVSS 3.0 score

5.4Medium
CVSS 3.0 vector shape for CVE-2021-29852Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

Vector: CVSS:3.0/AV:N/UI:R/AC:L/C:L/I:L/S:C/A:N/PR:L/RC:C/E:H/RL:O

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
IBMPlanning Analytics Local2.0Listed
Weakness

CWE details

No CWE listed

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