CVE-2021-32543

MEDIUMNVD 6.55.4▼

6.5

The CTS Web transaction system related to authentication management is implemented incorrectly. After login, remote attackers can manipulate cookies to access other accounts and trade in the stock market with spoofed identity.

CVSS v3: 6.5
EG Score: 5.4(medium)
EPSS: 34.1%
KEV: Not listed

Published

May 28, 2021

Last Modified

November 21, 2024

References (4)

twcert@certhttps://www.chtsecurity.com/news/40e165e2-e539-49bc-bcf1-e3b27c29e344
twcert@certhttps://www.twcert.org.tw/tw/cp-132-4759-92eab-1.html
af854a3a-2127-422b-91ae-364da2661108https://www.chtsecurity.com/news/40e165e2-e539-49bc-bcf1-e3b27c29e344
af854a3a-2127-422b-91ae-364da2661108https://www.twcert.org.tw/tw/cp-132-4759-92eab-1.html

Weakness Classification(1)

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

CWE-287Improper Authentication

Data Freshness Timeline

(refreshed 13× 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.

2026-06-05 22:45 UTCepss_batch
2026-06-05 06:09 UTCepss_batch
2026-06-05 06:09 UTCepss_batch
2026-06-04 13:10 UTCepss_batch
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2026-06-02 20:11 UTCepss_batch
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2026-06-01 13:50 UTCepss_batch
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2026-05-31 22:29 UTCepss_batch
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2026-05-31 00:15 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-29 13:42 UTCepss_batch
2026-05-29 13:42 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-27 13:39 UTCepss_batch

Frequently asked(5)

What is CVE-2021-32543?

CVE-2021-32543 is a medium vulnerability published on May 28, 2021. The CTS Web transaction system related to authentication management is implemented incorrectly. After login, remote attackers can manipulate cookies to access other accounts and trade in the stock market with spoofed identity.

When was CVE-2021-32543 disclosed?

CVE-2021-32543 was first published in the National Vulnerability Database on May 28, 2021, 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-2021-32543 actively exploited?

CVE-2021-32543 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 34.1% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2021-32543?

CVE-2021-32543 has a CVSS v3 base score of 6.5 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 5.4.

How do I remediate CVE-2021-32543?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2021-32543, 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

See which npm, PyPI, Go, and Maven packages are affected by CVE-2021-32543

Explore →

Is Your Infrastructure Affected by CVE-2021-32543?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

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Frequently asked(5)

What is CVE-2021-32543?

When was CVE-2021-32543 disclosed?

Is CVE-2021-32543 actively exploited?

What is the CVSS score of CVE-2021-32543?

CVE-2021-32543 has a CVSS v3 base score of 6.5 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 5.4.

How do I remediate CVE-2021-32543?

CVE-2021-32543

📅 Published

🔄 Last Modified

🔗 References (4)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2021-32543?

CVE-2021-32543

📅 Published

🔄 Last Modified

🔗 References (4)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2021-32543?

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References (4)

Frequently asked(5)

Published

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References (4)

Frequently asked(5)

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