CVE-2021-43454

HIGHNVD 7.87.8—

7.8

An Unquoted Service Path vulnerability exists in AnyTXT Searcher 1.2.394 via a specially crafted file in the ATService path. .

CVSS v3: 7.8
EG Score: 7.8(medium)
EPSS: 35.2%
KEV: Not listed

Published

April 4, 2022

Last Modified

November 21, 2024

References (6)

cve@mitrehttps://exchange.xforce.ibmcloud.com/vulnerabilities/196532
cve@mitrehttps://github.com/M507/Miner
cve@mitrehttps://www.exploit-db.com/exploits/49549
af854a3a-2127-422b-91ae-364da2661108https://exchange.xforce.ibmcloud.com/vulnerabilities/196532
af854a3a-2127-422b-91ae-364da2661108https://github.com/M507/Miner
af854a3a-2127-422b-91ae-364da2661108https://www.exploit-db.com/exploits/49549

Weakness Classification(1)

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

CWE-428Unquoted Search Path or Element

Data Freshness Timeline

(refreshed 11× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-04 13:10 UTCepss_batch
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Frequently asked(5)

What is CVE-2021-43454?

CVE-2021-43454 is a high vulnerability published on April 4, 2022. An Unquoted Service Path vulnerability exists in AnyTXT Searcher 1.2.394 via a specially crafted file in the ATService path. .

When was CVE-2021-43454 disclosed?

CVE-2021-43454 was first published in the National Vulnerability Database on April 4, 2022, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2021-43454 actively exploited?

CVE-2021-43454 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 35.2% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2021-43454?

CVE-2021-43454 has a CVSS v3 base score of 7.8 (NVD).

How do I remediate CVE-2021-43454?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2021-43454, 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-2021-43454

📅 Published

🔄 Last Modified

🔗 References (6)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2021-43454?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (6)

Frequently asked(5)

Related CVEs(same CWE)