How severe is CVE-2024-53856?

CVE-2024-53856 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2024-53856 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.

How do I fix CVE-2024-53856?

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

Does CVE-2024-53856 have an EU (EUVD) identifier?

Yes. CVE-2024-53856 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-3456.

When was CVE-2024-53856 published?

CVE-2024-53856 was published on 2024-12-05 and last updated on 2026-06-17.

CVE-2024-53856

CVE-2024-53856 is a high-severity vulnerability with a CVSS 3.x base score of 7.5. 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-130.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 0% (36th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-3456
Weakness: CWE-130
Published: 2024-12-05
Last modified: 2026-06-17

Description

rPGP is a pure Rust implementation of OpenPGP. Prior to 0.14.1, rPGP allows an attacker to trigger rpgp crashes by providing crafted data. This vulnerability is fixed in 0.14.1.

Frequently asked questions

What is CVE-2024-53856?: rPGP is a pure Rust implementation of OpenPGP. Prior to 0.14.1, rPGP allows an attacker to trigger rpgp crashes by providing crafted data. This vulnerability is fixed in 0.14.1.
How severe is CVE-2024-53856?: CVE-2024-53856 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2024-53856 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.
How do I fix CVE-2024-53856?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2024-53856 have an EU (EUVD) identifier?: Yes. CVE-2024-53856 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-3456.
When was CVE-2024-53856 published?: CVE-2024-53856 was published on 2024-12-05 and last updated on 2026-06-17.

References

https://github.com/rpgp/rpgp/security/advisories/GHSA-9rmp-2568-59rv

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