How severe is CVE-2024-21855?

CVE-2024-21855 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2024-21855 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (79th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-21855?

CVE-2024-21855 affects Mayuresh82 Gocast. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-21855?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

Does CVE-2024-21855 have an EU (EUVD) identifier?

Yes. CVE-2024-21855 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-19466.

When was CVE-2024-21855 published?

CVE-2024-21855 was published on 2024-11-21 and last updated on 2026-06-17.

CVE-2024-21855

CVE-2024-21855 is a critical-severity vulnerability in Mayuresh82 Gocast with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-306.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 2% (79th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-19466
Weakness: CWE-306
Affected product: Mayuresh82 Gocast
Published: 2024-11-21
Last modified: 2026-06-17

Description

A lack of authentication vulnerability exists in the HTTP API functionality of GoCast 1.1.3. A specially crafted HTTP request can lead to arbitrary command execution. An attacker can make an unauthenticated HTTP request to trigger this vulnerability.

Frequently asked questions

What is CVE-2024-21855?: A lack of authentication vulnerability exists in the HTTP API functionality of GoCast 1.1.3. A specially crafted HTTP request can lead to arbitrary command execution. An attacker can make an unauthenticated HTTP request to trigger this vulnerability.
How severe is CVE-2024-21855?: CVE-2024-21855 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2024-21855 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (79th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-21855?: CVE-2024-21855 affects Mayuresh82 Gocast. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-21855?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2024-21855 have an EU (EUVD) identifier?: Yes. CVE-2024-21855 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-19466.
When was CVE-2024-21855 published?: CVE-2024-21855 was published on 2024-11-21 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:mayuresh82:gocast:1.1.3:*:*:*:*:*:*:*

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