What is CVE-2018-14046?

CVE-2018-14046 is a high-severity vulnerability in Exiv2, classified under Out-of-bounds Read. CVSS score: 8.8/10. Published 2018-07-13.

How severe is CVE-2018-14046?

High severity. CVSS v3 base score is 8.8 out of 10.

Is CVE-2018-14046 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Out-of-bounds Read in Exiv2

CVE-2018-14046

Exiv2 0.26 has a heap-based buffer over-read in WebPImage::decodeChunks in webpimage.cpp.

Vulnerability class: Buffer Overflow

Published 2018-07-13 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.017 (76.1th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 76th percentile — 76.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.017 · newest: 0.017 · change: 0.000

Affected products

Exiv2 — versions 0.26

Weakness classification (CWE)

CWE-125 — Out-of-bounds Read

Public proof-of-concept exploits

xiaoqx/pocs

References

github.com/Exiv2/exiv2/issues/378 (Exploit, Third Party Advisory)
access.redhat.com/errata/RHSA-2019:2101 (vendor-advisory)

Frequently asked questions

What is CVE-2018-14046?: CVE-2018-14046 is a high-severity vulnerability in Exiv2, classified under Out-of-bounds Read. CVSS score: 8.8/10. Published 2018-07-13.
How severe is CVE-2018-14046?: High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2018-14046 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.