CVE-2026-41957

HIGHNVD 8.88.8—

8.8

An authenticated remote code execution vulnerability through undisclosed vectors exists in the BIG-IP and BIG-IQ Configuration utility.

Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

CVSS v3: 8.8
EG Score: 8.8(high)
EPSS: 71.9%
KEV: Not listed

Published

May 13, 2026

Last Modified

May 13, 2026

Advisory Details (1)

Auto-updated May 13, 2026

No patch confirmed yet.

generic

myF5

https://my.f5.com/manage/s/article/K000156761

Weakness Classification(1)

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

CWE-502Deserialization of Untrusted Data

Data Freshness Timeline

(refreshed 16× in last 7d / 20× 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.

2026-05-31 22:30 UTCepss_batch
2026-05-31 22:30 UTCepss_batch
2026-05-31 00:16 UTCepss_batch
2026-05-31 00:16 UTCepss_batch
2026-05-31 00:16 UTCepss_batch
2026-05-29 13:44 UTCepss_batch
2026-05-29 13:44 UTCepss_batch
2026-05-28 13:44 UTCepss_batch
2026-05-28 13:44 UTCepss_batch
2026-05-28 13:44 UTCepss_batch
2026-05-27 13:40 UTCepss_batch
2026-05-27 13:40 UTCepss_batch
2026-05-27 13:40 UTCepss_batch
2026-05-26 13:44 UTCepss_batch
2026-05-26 07:18 UTCepss_batch
2026-05-26 07:18 UTCepss_batch
2026-05-20 22:38 UTCepss_batch
2026-05-20 22:38 UTCepss_batch
2026-05-20 12:32 UTCEG score recompute
2026-05-20 12:32 UTCGHSA enrichment

Frequently asked(5)

What is CVE-2026-41957?

CVE-2026-41957 is a high vulnerability published on May 13, 2026. An authenticated remote code execution vulnerability through undisclosed vectors exists in the BIG-IP and BIG-IQ Configuration utility. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

When was CVE-2026-41957 disclosed?

CVE-2026-41957 was first published in the National Vulnerability Database on May 13, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2026-41957 actively exploited?

CVE-2026-41957 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 71.9% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2026-41957?

CVE-2026-41957 has a CVSS v3 base score of 8.8 (NVD).

How do I remediate CVE-2026-41957?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-41957, 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-2026-41957

📅 Published

🔄 Last Modified

📋 Advisory Details (1)

myF5

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2026-41957?

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Frequently asked(5)

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