CVE-2023-46345

Name: CVE-2023-46345
Creator: NVD / NIST
Published: 2023-10-26T00:15:12.107+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 0.58%

Last modified Jun 17, 2026

CVE-2023-46345 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Catdoc v0.95 was discovered to contain a NULL pointer dereference via the component xls2csv at src/xlsparse.c.. EPSS estimates a 0.58% chance of exploitation in the next 30 days.

Description

Catdoc v0.95 was discovered to contain a NULL pointer dereference via the component xls2csv at src/xlsparse.c.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

0.58%

43.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-476

Affected Software

Vendor	Product	Versions
Fossies	Catdoc	0.95

References

https://gist.github.com/rycbar77/d747b2c37b544ece30b2353a65ab41f9Third Party Advisory
https://gist.github.com/rycbar77/d747b2c37b544ece30b2353a65ab41f9Third Party Advisory

Timeline

Published: Oct 26, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-46345?

Catdoc v0.95 was discovered to contain a NULL pointer dereference via the component xls2csv at src/xlsparse.c.

How severe is CVE-2023-46345?

CVE-2023-46345 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.58% probability of exploitation in the next 30 days.

How do I fix CVE-2023-46345?

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-2023-46345?

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

Scan your code now

Source: NVD / NIST