How severe is CVE-2025-55553?

CVE-2025-55553 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2025-55553 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-55553?

CVE-2025-55553 affects Linuxfoundation Pytorch. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-55553?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2025-55553 have an EU (EUVD) identifier?

Yes. CVE-2025-55553 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-31131.

When was CVE-2025-55553 published?

CVE-2025-55553 was published on 2025-09-25 and last updated on 2026-06-17.

CVE-2025-55553

CVE-2025-55553 is a high-severity vulnerability in Linuxfoundation Pytorch with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-248.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 0% (30th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-31131
Weakness: CWE-248
Affected product: Linuxfoundation Pytorch
Published: 2025-09-25
Last modified: 2026-06-17

Description

A syntax error in the component proxy_tensor.py of pytorch v2.7.0 allows attackers to cause a Denial of Service (DoS).

Frequently asked questions

What is CVE-2025-55553?: A syntax error in the component proxy_tensor.py of pytorch v2.7.0 allows attackers to cause a Denial of Service (DoS).
How severe is CVE-2025-55553?: CVE-2025-55553 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2025-55553 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-55553?: CVE-2025-55553 affects Linuxfoundation Pytorch. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-55553?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2025-55553 have an EU (EUVD) identifier?: Yes. CVE-2025-55553 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-31131.
When was CVE-2025-55553 published?: CVE-2025-55553 was published on 2025-09-25 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:linuxfoundation:pytorch:*:*:*:*:*:python:*:*

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