What is CVE-2023-52309?

CVE-2023-52309 is a high-severity vulnerability in Paddlepaddle, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 8.2/10. Published 2024-01-03.

How severe is CVE-2023-52309?

High severity. CVSS v3 base score is 8.2 out of 10.

Buffer overflow in Paddlepaddle

CVE-2023-52309

Heap buffer overflow in paddle.repeat_interleave in PaddlePaddle before 2.6.0. This flaw can lead to a denial of service, information disclosure, or more damage is possible.

Vulnerability class: Buffer Overflow

Published 2024-01-03 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:L.

EPSS exploit prediction

EPSS: 0.005 (43.4th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 43rd percentile — 43.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Affected products

Paddlepaddle — versions 0

Weakness classification (CWE)

References

github.com/PaddlePaddle/Paddle/blob/develop/security/advisory/pdsa-2023-018.md (Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2023-52309?: CVE-2023-52309 is a high-severity vulnerability in Paddlepaddle, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 8.2/10. Published 2024-01-03.
How severe is CVE-2023-52309?: High severity. CVSS v3 base score is 8.2 out of 10.