What is CVE-2020-28969?

CVE-2020-28969 is a high-severity vulnerability in Aplixio Pdf Shapingup, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 7.8/10. Published 2021-10-22.

How severe is CVE-2020-28969?

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

Is CVE-2020-28969 known to be exploited?

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

Buffer overflow in Aplixio Pdf Shapingup

CVE-2020-28969

Aplioxio PDF ShapingUp 5.0.0.139 contains a buffer overflow which allows attackers to cause a denial of service (DoS) via a crafted PDF file.

Vulnerability class: Buffer Overflow

Published 2021-10-22 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.007 (49.8th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 50th percentile — 49.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000

Affected products

Aplixio Pdf Shapingup — versions 5.0.0.139

Weakness classification (CWE)

CWE-120 — Buffer Copy without Checking Size of Input (Classic Buffer Overflow)

Public proof-of-concept exploits

References

www.vulnerability-lab.com/get_content.php (Third Party Advisory)

Frequently asked questions

What is CVE-2020-28969?: CVE-2020-28969 is a high-severity vulnerability in Aplixio Pdf Shapingup, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 7.8/10. Published 2021-10-22.
How severe is CVE-2020-28969?: High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2020-28969 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.