No exploitation reported

CVE-2021-29098

No exploitation reported by the sources we read.

Published2021-03-25
WeaknessCWE-824

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

Multiple uninitialized pointer vulnerabilities when parsing a specially crafted file in Esri ArcReader, ArcGIS Desktop, ArcGIS Engine 10.8.1 (and earlier) and ArcGIS Pro 2.7 (and earlier) allow an unauthenticated attacker to achieve arbitrary code execution in the context of the current user.

Timeline

dates in UTC

2021-03-2521:15CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 18:48 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2021-29098?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2021-29098?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Esri arcgis engine

Branch	Affected	Fixed in	Source
10.8	≤ 10.8.1	no fix published	NVD

Esri arcgis pro

Branch	Affected	Fixed in	Source
2.7	≤ 2.7	no fix published	NVD

Esri arcmap

Branch	Affected	Fixed in	Source
10.8	≤ 10.8.1	no fix published	NVD

1 more product in the sources.

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

Advisories and patches

www.esri.comVendor Advisory

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

Sources

CISA-ADPSSVC decisionnone2025-04-10
OpenCVESSVC decisionnone—
NVDCVSS 3.17.8read 2026-10-23
CNACVSS 3.07.8read 2026-10-23
NVDCVSS 2.06.8read 2026-10-23
CNAweakness (CWE)CWE-824read 2026-10-23
NVDweakness (CWE)CWE-824read 2026-10-23
FIRST EPSSEPSS score2.0 %2026-10-22

Technical details

CVSS v3 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Published: 2021-03-25
Last Modified: 2026-06-17
NVD status: Analyzed

Frequently asked questions

What is CVE-2021-29098?

Is CVE-2021-29098 actively exploited?

Active exploitation of CVE-2021-29098 has not been confirmed. Its EPSS score was 2.0% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2021-29098?

CVE-2021-29098 has a CVSS v3 base score of 7.8 (HIGH severity), with vector string CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

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