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CVE Record

CVE-2021-29677: IBM Security Verify (IBM Security Verify Privilege Vault 10.9.66) is vulnerable to cross-site scripting.

IBM Security Verify (IBM Security Verify Privilege Vault 10.9.66) 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.

MediumCVSS 5.4Not KEV-listedUpdated
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Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

IBM Security Verify Privilege Vault 10.9.66 has a cross-site scripting flaw in its Web UI. An authenticated low-privilege user could place JavaScript that changes trusted-page behavior and may expose credentials inside another user’s session.

Executive priority

Handle as a medium-priority identity-security issue. It is not a broad unauthenticated compromise path, but it affects a privileged security product and could expose credentials within trusted sessions.

Technical view

CVE-2021-29677 is a network-reachable XSS issue with CVSS 3.0 score 5.4. The vector requires low privileges and user interaction, has low attack complexity, changed scope, low confidentiality impact, low integrity impact, and no availability impact.

Likely exposure

Exposure is likely limited to organizations running IBM Security Verify Privilege Vault 10.9.66, especially where many users can access or modify Web UI content. The source bundle does not identify other affected versions or products.

Exploitation context

The CVSS vector lists exploit maturity as high, but the CVE is not in KEV and the supplied sources do not state active exploitation. Treat exploitation as plausible, not confirmed in the wild.

Researcher notes

The bundle does not include CWE mapping, exact vulnerable parameter, affected CPEs, or fixed build details. Analysis is based on IBM’s description, CVSS vector, affected version, and the absence of KEV evidence.

Mitigation direction

  • Check IBM advisory and X-Force guidance for the official fixed version.
  • Prioritize upgrading or remediating IBM Security Verify Privilege Vault 10.9.66.
  • Restrict Web UI access to trusted users until remediation is complete.
  • Review user roles that can create or modify Web UI content.
  • Monitor for suspicious script-like content in application-managed fields.

Validation and detection

  • Inventory IBM Security Verify Privilege Vault deployments and confirm version 10.9.66 exposure.
  • Review IAM groups with access to the Privilege Vault Web UI.
  • Check vendor advisory status and confirm remediation has been applied.
  • Perform authorized regression testing to confirm script execution is blocked.
  • Review recent application content changes for unexpected JavaScript indicators.
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-2021-29677 mapping review

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

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

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/S:C/UI:R/PR:L/C:L/AC:L/I:L/A:N/AV:N/E:H/RL:O/RC:C2.32.7Primary CVE score

Vulnerability scoring details

Base CVSS 3.0 score

5.4Medium
CVSS 3.0 vector shape for CVE-2021-29677Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

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

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
IBMSecurity Verify Privilege Vault10.9.66Listed
Weakness

CWE details

No CWE listed

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