What is CVE-2018-18274?

CVE-2018-18274 is a high-severity vulnerability in Pdfalto Project, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2018-10-12.

How severe is CVE-2018-18274?

High severity. CVSS v3 base score is 7.8 out of 10.

Buffer overflow in Pdfalto Project

CVE-2018-18274

A issue was found in pdfalto 0.2. There is a heap-based buffer overflow in the TextPage::addAttributsNode function in XmlAltoOutputDev.cc.

Vulnerability class: Buffer Overflow

Published 2018-10-12 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.012 (68.2th percentile), scored 2026-10-03.

Low probability of exploitation in the next 30 days, but still tracked. 68th percentile — 68.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.012 · newest: 0.012 · change: 0.000

Affected products

Pdfalto Project — versions 0.2

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

github.com/kermitt2/pdfalto/issues/33 (Third Party Advisory)
github.com/TeamSeri0us/pocs/tree/master/pdfalto (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2018-18274?: CVE-2018-18274 is a high-severity vulnerability in Pdfalto Project, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2018-10-12.
How severe is CVE-2018-18274?: High severity. CVSS v3 base score is 7.8 out of 10.