How severe is CVE-2026-57648?

CVE-2026-57648 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2026-57648 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (5th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-57648?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2026-57648 published?

CVE-2026-57648 was published on 2026-06-26 and last updated on 2026-06-29.

CVE-2026-57648

CVE-2026-57648 is a medium-severity vulnerability with a CVSS 3.x base score of 4.3. 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-862.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
EPSS exploit prediction: 0% (5th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-862
Published: 2026-06-26
Last modified: 2026-06-29

Description

Contributor Broken Access Control in Nelio Content <= 4.3.4 versions.

Frequently asked questions

What is CVE-2026-57648?: Contributor Broken Access Control in Nelio Content <= 4.3.4 versions.
How severe is CVE-2026-57648?: CVE-2026-57648 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2026-57648 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (5th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-57648?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2026-57648 published?: CVE-2026-57648 was published on 2026-06-26 and last updated on 2026-06-29.

References

https://patchstack.com/database/wordpress/plugin/nelio-content/vulnerability/wordpress-nelio-content-plugin-4-3-4-broken-access-control-vulnerability?_s_id=cve

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