CVE-2023-46851

Name: CVE-2023-46851
Creator: NVD / NIST
Published: 2023-11-07T09:15:07.313+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.9/10EPSS 1.65%

Last modified Jun 17, 2026

CVE-2023-46851 is a medium-severity vulnerability rated 4.9/10 on the CVSS scale. Allura Discussion and Allura Forum importing does not restrict URL values specified in attachments. Project administrators can run these imports, which could cause Allura to read local files and expose them. Exposing internal files then can lead to other exploits, like session hijacking, or remote code execution. This issue affects Apache Allura from 1.0.1 through 1.15.0. Users are recommended to upgrade to version 1.16.0, which fixes the issue. If you are unable to upgrade, set "disable_entry_points.allura.importers = forge-tracker, forge-discussion" in your .ini config file. . EPSS estimates a 1.65% chance of exploitation in the next 30 days.

Description

Allura Discussion and Allura Forum importing does not restrict URL values specified in attachments. Project administrators can run these imports, which could cause Allura to read local files and expose them. Exposing internal files then can lead to other exploits, like session hijacking, or remote code execution. This issue affects Apache Allura from 1.0.1 through 1.15.0. Users are recommended to upgrade to version 1.16.0, which fixes the issue. If you are unable to upgrade, set "disable_entry_points.allura.importers = forge-tracker, forge-discussion" in your .ini config file.

Metrics

CVSS 3.1

4.9/10

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N

EPSS Probability

1.65%

73.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Apache	Allura	>= 1.0.1, < 1.16.0

References

https://allura.apache.org/posts/2023-allura-1.16.0.htmlPatch, Vendor Advisory
https://lists.apache.org/thread/hqk0vltl7qgrq215zgwjfoj0khbov0gxMailing List, Vendor Advisory
https://allura.apache.org/posts/2023-allura-1.16.0.htmlPatch, Vendor Advisory
https://lists.apache.org/thread/hqk0vltl7qgrq215zgwjfoj0khbov0gxMailing List, Vendor Advisory

Timeline

Published: Nov 7, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-46851?

How severe is CVE-2023-46851?

CVE-2023-46851 has a CVSS score of 4.9/10 (MEDIUM severity). The EPSS model estimates a 1.65% probability of exploitation in the next 30 days.

How do I fix CVE-2023-46851?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-46851?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST