CVE-2021-35370

CRITICALNVD 9.89.8—Elevated

9.8

An issue found in Peacexie Imcat v5.4 allows attackers to execute arbitrary code via the incomplete filtering function.

CVSS v3: 9.8
EG Score: 9.8(medium)
EPSS: 59.1%
KEV: Not listed

Published

February 24, 2023

Last Modified

March 12, 2025

Advisory Details (1)

Auto-updated Jun 6, 2026

No patch confirmed yet.

generic

Code Execution Vulnerability in the background of imcat5.4 · Issue #8 · peacexie/imcat · GitHub

https://github.com/peacexie/imcat/issues/8

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-20Improper Input Validation

Data Freshness Timeline

(refreshed 12× in last 7d / 51× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

2026-06-21 14:55 UTCEPSS rescore
2026-06-21 01:58 UTCEPSS rescore
2026-06-21 01:58 UTCEPSS rescore
2026-06-19 19:24 UTCEPSS rescore
2026-06-19 19:24 UTCEPSS rescore
2026-06-18 17:51 UTCEPSS rescore
2026-06-18 17:51 UTCEPSS rescore
2026-06-17 17:51 UTCEPSS rescore
2026-06-16 17:51 UTCEPSS rescore
2026-06-16 17:51 UTCEPSS rescore
2026-06-15 17:46 UTCEPSS rescore
2026-06-14 23:15 UTCEPSS rescore
2026-06-13 22:58 UTCEPSS rescore
2026-06-13 22:58 UTCEPSS rescore
2026-06-12 23:10 UTCEPSS rescore
2026-06-12 23:10 UTCEPSS rescore
2026-06-11 13:58 UTCEPSS rescore
2026-06-10 22:16 UTCEPSS rescore
2026-06-10 15:17 UTCOSV refresh
2026-06-10 13:20 UTCEPSS rescore
2026-06-07 15:23 UTCEPSS rescore
2026-06-07 15:23 UTCEPSS rescore
2026-06-06 13:46 UTCEPSS rescore
2026-06-06 13:46 UTCEPSS rescore
2026-06-06 13:46 UTCEPSS rescore

Show 26 more

2026-06-05 22:45 UTCEPSS rescore
2026-06-05 06:09 UTCEPSS rescore
2026-06-05 06:09 UTCEPSS rescore
2026-06-04 13:10 UTCEPSS rescore
2026-06-04 13:10 UTCEPSS rescore
2026-06-02 20:11 UTCEPSS rescore
2026-06-02 20:11 UTCEPSS rescore
2026-06-01 13:50 UTCEPSS rescore
2026-06-01 13:50 UTCEPSS rescore
2026-05-31 22:29 UTCEPSS rescore
2026-05-31 22:29 UTCEPSS rescore
2026-05-31 00:15 UTCEPSS rescore
2026-05-31 00:15 UTCEPSS rescore
2026-05-29 13:42 UTCEPSS rescore
2026-05-29 13:42 UTCEPSS rescore
2026-05-28 13:43 UTCEPSS rescore
2026-05-28 13:43 UTCEPSS rescore
2026-05-27 13:39 UTCEPSS rescore
2026-05-27 13:39 UTCEPSS rescore
2026-05-27 13:39 UTCEPSS rescore
2026-05-26 07:17 UTCEPSS rescore
2026-05-26 07:17 UTCEPSS rescore
2026-05-26 07:17 UTCEPSS rescore
2026-05-25 06:12 UTCEG score recompute
2026-05-25 06:12 UTCGHSA enrichment
2026-05-23 10:31 UTCOSV refresh

Frequently asked(5)

What is CVE-2021-35370?

CVE-2021-35370 is a critical vulnerability published on February 24, 2023. An issue found in Peacexie Imcat v5.4 allows attackers to execute arbitrary code via the incomplete filtering function.

When was CVE-2021-35370 disclosed?

CVE-2021-35370 was first published in the National Vulnerability Database on February 24, 2023, with the most recent update on March 12, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2021-35370 actively exploited?

CVE-2021-35370 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 59.1% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2021-35370?

CVE-2021-35370 has a CVSS v3 base score of 9.8 (NVD).

How do I remediate CVE-2021-35370?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2021-35370, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2021-35370

📅 Published

🔄 Last Modified

📋 Advisory Details (1)

Code Execution Vulnerability in the background of imcat5.4 · Issue #8 · peacexie/imcat · GitHub

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2021-35370?

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Advisory Details (1)

Frequently asked(5)

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