What is CVE-2022-43148?

CVE-2022-43148 is a medium-severity vulnerability in Rtf2html Project, classified under Out-of-bounds Write. CVSS score: 5.5/10. Published 2022-10-31.

How severe is CVE-2022-43148?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Buffer overflow in Rtf2html Project

CVE-2022-43148

rtf2html v0.2.0 was discovered to contain a heap overflow in the component /rtf2html/./rtf_tools.h.

Vulnerability class: Buffer Overflow

Published 2022-10-31 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.003 (17.8th percentile), scored 2026-10-04.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 18th percentile — 17.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Rtf2html Project — versions 0.2.0

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

github.com/lvu/rtf2html/issues/11 (Exploit, Third Party Advisory, Issue Tracking)

Frequently asked questions

What is CVE-2022-43148?: CVE-2022-43148 is a medium-severity vulnerability in Rtf2html Project, classified under Out-of-bounds Write. CVSS score: 5.5/10. Published 2022-10-31.
How severe is CVE-2022-43148?: Medium severity. CVSS v3 base score is 5.5 out of 10.