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CVE-2021-29489

20
FAUCET Score

CVE-2021-29489 is a cross-site scripting (XSS) vulnerability in Highcharts JS versions 8 and earlier, affecting various NetApp products that integrate the library. The vulnerability arises from insufficient filtering of chart options, allowing untrusted content to execute code in a user's browser. It has a CVSS score of 5.4 (Medium), indicating a low attack complexity and requiring user interaction, with potential for limited confidentiality and integrity impact. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
< 9.0.0CPE matchmatch criteria
cpe:2.3:a:highcharts:highcharts:*:*:*:*:*:*:*:*
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:netapp:cloud_backup:-:*:*:*:*:*:*:*
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:netapp:oncommand_insight:-:*:*:*:*:*:*:*
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:netapp:oncommand_workflow_automation:-:*:*:*:*:*:*:*
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:netapp:snapcenter:-:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.6HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
HIGH
Availability Impact
LOW
Exploitability Score
2.8
Impact Score
4.7
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.87%
Probability of exploitation in next 30 days
EPSS Percentile
55.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0087 is in the 90th percentile among its peer group of 15,239 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

npmpatch availablevia ghsa
Product: highchartsFixed in: 9.0.0

Vendor Advisories (1)

npmGHSA-8j65-4pcq-xq95high

Options structure open to Cross-site Scripting if passed unfiltered

May 6, 2021

References

github.com / highcharts/highcharts/security/advisories/GHSA-8j65-4pcq-xq95
Third Party Advisory
security.netapp.com / advisory/ntap-20210622-0005
Third Party Advisory