CVE-2023-52309

HIGHNVD 8.28.2—

8.2

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.

CVSS v3: 8.2
EG Score: 8.2(medium)
EPSS: 32.2%
KEV: Not listed

Published

January 3, 2024

Last Modified

November 21, 2024

References (2)

paddle-security@baiduhttps://github.com/PaddlePaddle/Paddle/blob/develop/security/advisory/pdsa-2023-018.md
af854a3a-2127-422b-91ae-364da2661108https://github.com/PaddlePaddle/Paddle/blob/develop/security/advisory/pdsa-2023-018.md

Affected Packages

(1 across 1 ecosystem)

PyPI(1)

Package	Vulnerable range	Fixed in	Dependents
paddlepaddle	1.8.5 ... 2.5.2 (13 versions)	2.6.0	—

Weakness Classification(2)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 10× in last 7d / 18× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-02 20:12 UTCepss_batch
2026-06-02 20:12 UTCepss_batch
2026-06-01 13:51 UTCepss_batch
2026-06-01 13:51 UTCepss_batch
2026-05-31 22:30 UTCepss_batch
2026-05-31 22:30 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-29 13:43 UTCepss_batch
2026-05-28 13:44 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-26 13:43 UTCepss_batch
2026-05-26 13:43 UTCepss_batch
2026-05-26 07:18 UTCepss_batch
2026-05-26 07:18 UTCepss_batch
2026-05-26 07:18 UTCepss_batch
2026-05-24 11:07 UTCEG score recompute

Frequently asked(5)

What is CVE-2023-52309?

CVE-2023-52309 is a high vulnerability published on January 3, 2024. 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.

When was CVE-2023-52309 disclosed?

CVE-2023-52309 was first published in the National Vulnerability Database on January 3, 2024, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2023-52309 actively exploited?

CVE-2023-52309 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 32.2% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2023-52309?

CVE-2023-52309 has a CVSS v3 base score of 8.2 (NVD).

How do I remediate CVE-2023-52309?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-52309, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2023-52309

📅 Published

🔄 Last Modified

🔗 References (2)

Affected Packages

Weakness Classification(2)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2023-52309?

🔗 Related CVEs(same CWE)

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Published

Last Modified

References (2)

Frequently asked(5)

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