How severe is CVE-2023-29478?

CVE-2023-29478 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-2023-29478 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-29478?

CVE-2023-29478 affects Bibliocraftmod Bibliocraft. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-29478?

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-2023-29478 published?

CVE-2023-29478 was published on 2023-04-07 and last updated on 2026-06-17.

CVE-2023-29478

CVE-2023-29478 is a critical-severity vulnerability in Bibliocraftmod Bibliocraft 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-22.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 2% (74th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-22
Affected product: Bibliocraftmod Bibliocraft
Published: 2023-04-07
Last modified: 2026-06-17

Description

BiblioCraft before 2.4.6 does not sanitize path-traversal characters in filenames, allowing restricted write access to almost anywhere on the filesystem. This includes the Minecraft mods folder, which results in code execution.

Frequently asked questions

What is CVE-2023-29478?: BiblioCraft before 2.4.6 does not sanitize path-traversal characters in filenames, allowing restricted write access to almost anywhere on the filesystem. This includes the Minecraft mods folder, which results in code execution.
How severe is CVE-2023-29478?: CVE-2023-29478 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-2023-29478 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-29478?: CVE-2023-29478 affects Bibliocraftmod Bibliocraft. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-29478?: 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-2023-29478 published?: CVE-2023-29478 was published on 2023-04-07 and last updated on 2026-06-17.

References

https://github.com/Exopteron/BiblioRCE

Affected products (1)

cpe:2.3:a:bibliocraftmod:bibliocraft:*:*:*:*:*:minecraft:*:*

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