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CVE Record

CVE-2021-29676: IBM Security Verify (IBM Security Verify Privilege Vault 10.9.66) is vulnerable to link injection.

IBM Security Verify (IBM Security Verify Privilege Vault 10.9.66) is vulnerable to link injection. By persuading a victim to click on a specially-crafted URL link, a remote attacker could exploit this vulnerability to conduct various attacks against the vulnerable system, including cross-site scripting, cache poisoning or session hijacking

MediumCVSS 4.6Not KEV-listedUpdated
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Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

This vulnerability affects IBM Security Verify Privilege Vault 10.9.66 and can let an attacker use a crafted link to influence how a victim interacts with the product. IBM describes possible impacts including cross-site scripting, cache poisoning, or session hijacking. It requires user interaction, so urgency is moderate, not emergency-level from the supplied evidence.

Executive priority

Handle through the normal vulnerability remediation process with moderate priority. The issue can affect sensitive vault sessions, but the evidence shows user interaction is required and no confirmed active exploitation was provided.

Technical view

CVE-2021-29676 is a link injection issue in IBM Security Verify Privilege Vault 10.9.66. The CVSS 3.0 score is 4.6 with network attack vector, low privileges required, low complexity, and required user interaction. Reported impacts include low confidentiality and integrity impact, with no availability impact identified in the source bundle.

Likely exposure

Exposure is limited to organizations running IBM Security Verify Privilege Vault version 10.9.66. Internet-facing or broadly accessible vault interfaces increase the chance that users receive and click crafted links, but the supplied sources do not identify additional affected versions or products.

Exploitation context

The supplied bundle does not show CISA KEV listing or other evidence of active exploitation. Exploitation depends on persuading a victim to click a crafted URL and may require the attacker to have low privileges. Treat exploit status as unconfirmed rather than active.

Researcher notes

No CWE is listed in the supplied bundle. The affected scope is explicitly IBM Security Verify Privilege Vault 10.9.66 only. Do not generalize to other IBM Security Verify products or versions without vendor evidence. CVSS remediation level indicates official remediation, but specific fixed versions are not included here.

Mitigation direction

  • Identify whether IBM Security Verify Privilege Vault 10.9.66 is deployed.
  • Review IBM advisory node 6467045 for vendor remediation details.
  • Apply IBM-provided fixes or upgrade guidance when confirmed by IBM.
  • Limit access to vault interfaces while remediation is being planned.
  • Warn administrators against trusting unexpected Privilege Vault links.

Validation and detection

  • Confirm product name and version against asset inventory.
  • Check whether affected interfaces are reachable from untrusted networks.
  • Review IBM X-Force entry 199575 for current vendor context.
  • Verify remediation state against IBM guidance, not inferred version assumptions.
  • Review relevant logs for suspicious link-driven user sessions.
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-2021-29676 mapping review

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Vulnerability profileCVE Program record
Severity
Medium
CVSS
4.6 (3.0)
Known Exploited
No
Published

Vector: CVSS:3.0/I:L/AV:N/A:N/PR:L/AC:L/C:L/S:U/UI:R/E:U/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
4.6CVSS 3.0MediumCVSS:3.0/I:L/AV:N/A:N/PR:L/AC:L/C:L/S:U/UI:R/E:U/RL:O/RC:C2.12.5Primary CVE score

Vulnerability scoring details

Base CVSS 3.0 score

4.6Medium
CVSS 3.0 vector shape for CVE-2021-29676Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

Vector: CVSS:3.0/I:L/AV:N/A:N/PR:L/AC:L/C:L/S:U/UI:R/E:U/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.