How severe is CVE-2021-25323?

CVE-2021-25323 has a CVSS 3.x base score of 9.1, 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 none.

Is CVE-2021-25323 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (67th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-25323?

CVE-2021-25323 affects Misp-project Misp. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-25323?

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.

When was CVE-2021-25323 published?

CVE-2021-25323 was published on 2021-01-19 and last updated on 2026-06-22.

CVE-2021-25323

CVE-2021-25323 is a critical-severity vulnerability in Misp-project Misp with a CVSS 3.x base score of 9.1. 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-640.

Key facts

Severity: Critical (CVSS 3.x base score 9.1)
CVSS v2: 6.4
EPSS exploit prediction: 1% (67th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-640
Affected product: Misp-project Misp
Published: 2021-01-19
Last modified: 2026-06-22

Description

The default setting of MISP 2.4.136 did not enable the requirements (aka require_password_confirmation) to provide the previous password when changing a password.

Frequently asked questions

What is CVE-2021-25323?: The default setting of MISP 2.4.136 did not enable the requirements (aka require_password_confirmation) to provide the previous password when changing a password.
How severe is CVE-2021-25323?: CVE-2021-25323 has a CVSS 3.x base score of 9.1, 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 none.
Is CVE-2021-25323 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (67th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-25323?: CVE-2021-25323 affects Misp-project Misp. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-25323?: 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.
When was CVE-2021-25323 published?: CVE-2021-25323 was published on 2021-01-19 and last updated on 2026-06-22.

References

https://github.com/MISP/MISP/commit/afbf95a478b6e94f532ca0776c79da1b08be7eed

Affected products (1)

cpe:2.3:a:misp-project:misp:2.4.136:*:*:*:*:*:*:*

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