What is CVE-2023-44709?

CVE-2023-44709 is a critical-severity vulnerability in Sammycage Plutosvg, classified under Integer Overflow or Wraparound. CVSS score: 9.8/10. Published 2023-12-14.

How severe is CVE-2023-44709?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2023-44709 known to be exploited?

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

Integer overflow in Sammycage Plutosvg

CVE-2023-44709

PlutoSVG commit 336c02997277a1888e6ccbbbe674551a0582e5c4 and before was discovered to contain an integer overflow via the component plutosvg_load_from_memory.

Vulnerability class: Integer Overflow

Published 2023-12-14 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.008 (55.7th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 56th percentile — 55.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000

Affected products

Sammycage Plutosvg

Weakness classification (CWE)

CWE-190 — Integer Overflow or Wraparound

Public proof-of-concept exploits

DiRaltvein/memory-corruption-examples

References

github.com/sammycage/plutosvg/issues/7 (Exploit, Issue Tracking)
gist.github.com/sunwithmoon/3f810c27d2e553f9d31bd7c50566f15b (Third Party Advisory)

Frequently asked questions

What is CVE-2023-44709?: CVE-2023-44709 is a critical-severity vulnerability in Sammycage Plutosvg, classified under Integer Overflow or Wraparound. CVSS score: 9.8/10. Published 2023-12-14.
How severe is CVE-2023-44709?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2023-44709 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.