What is CVE-2023-46345?

CVE-2023-46345 is a high-severity vulnerability in Fossies Catdoc, classified under NULL Pointer Dereference. CVSS score: 7.5/10. Published 2023-10-26.

How severe is CVE-2023-46345?

High severity. CVSS v3 base score is 7.5 out of 10.

NULL pointer dereference in Fossies Catdoc

CVE-2023-46345

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

Published 2023-10-26 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.006 (45.3th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 45th percentile — 45.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

Fossies Catdoc — versions 0.95

Weakness classification (CWE)

CWE-476 — NULL Pointer Dereference

References

gist.github.com/rycbar77/d747b2c37b544ece30b2353a65ab41f9 (Third Party Advisory)

Frequently asked questions

What is CVE-2023-46345?: CVE-2023-46345 is a high-severity vulnerability in Fossies Catdoc, classified under NULL Pointer Dereference. CVSS score: 7.5/10. Published 2023-10-26.
How severe is CVE-2023-46345?: High severity. CVSS v3 base score is 7.5 out of 10.