How severe is CVE-2025-1864?

CVE-2025-1864 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-2025-1864 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (36th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-1864?

CVE-2025-1864 affects Radare Radare2. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-1864?

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-2025-1864 have an EU (EUVD) identifier?

Yes. CVE-2025-1864 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-5810.

When was CVE-2025-1864 published?

CVE-2025-1864 was published on 2025-03-03 and last updated on 2026-06-17.

CVE-2025-1864

CVE-2025-1864 is a critical-severity vulnerability in Radare Radare2 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-120.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v4: 10.0
EPSS exploit prediction: 0% (36th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-5810
Weakness: CWE-120
Affected product: Radare Radare2
Published: 2025-03-03
Last modified: 2026-06-17

Description

Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability in radareorg radare2 allows Overflow Buffers.This issue affects radare2: before <5.9.9.

Frequently asked questions

What is CVE-2025-1864?: Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability in radareorg radare2 allows Overflow Buffers.This issue affects radare2: before <5.9.9.
How severe is CVE-2025-1864?: CVE-2025-1864 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-2025-1864 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (36th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-1864?: CVE-2025-1864 affects Radare Radare2. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-1864?: 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-2025-1864 have an EU (EUVD) identifier?: Yes. CVE-2025-1864 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-5810.
When was CVE-2025-1864 published?: CVE-2025-1864 was published on 2025-03-03 and last updated on 2026-06-17.

References

https://github.com/radareorg/radare2/pull/23981

Affected products (1)

cpe:2.3:a:radare:radare2:*:*:*:*:*:*:*:*

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