How severe is CVE-2023-34616?

CVE-2023-34616 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-2023-34616 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-34616?

CVE-2023-34616 affects Pbjson Project Pbjson. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-34616?

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.

When was CVE-2023-34616 published?

CVE-2023-34616 was published on 2023-06-14 and last updated on 2026-06-17.

CVE-2023-34616

CVE-2023-34616 is a high-severity vulnerability in Pbjson Project Pbjson 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-787.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 1% (50th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-787
Affected product: Pbjson Project Pbjson
Published: 2023-06-14
Last modified: 2026-06-17

Description

An issue was discovered pbjson thru 0.4.0 allows attackers to cause a denial of service or other unspecified impacts via crafted object that uses cyclic dependencies.

Frequently asked questions

What is CVE-2023-34616?: An issue was discovered pbjson thru 0.4.0 allows attackers to cause a denial of service or other unspecified impacts via crafted object that uses cyclic dependencies.
How severe is CVE-2023-34616?: CVE-2023-34616 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-2023-34616 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-34616?: CVE-2023-34616 affects Pbjson Project Pbjson. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-34616?: 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.
When was CVE-2023-34616 published?: CVE-2023-34616 was published on 2023-06-14 and last updated on 2026-06-17.

References

https://github.com/InductiveComputerScience/pbJson/issues/2

Affected products (1)

cpe:2.3:a:pbjson_project:pbjson:*:*:*:*:*:*:*:*

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