How severe is CVE-2026-5011?

CVE-2026-5011 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2026-5011 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (14th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-5011?

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

Does CVE-2026-5011 have an EU (EUVD) identifier?

Yes. CVE-2026-5011 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-16942.

When was CVE-2026-5011 published?

CVE-2026-5011 was published on 2026-03-28 and last updated on 2026-06-17.

CVE-2026-5011

CVE-2026-5011 is a medium-severity vulnerability with a CVSS 3.x base score of 6.3. 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-74.

Key facts

Severity: Medium (CVSS 3.x base score 6.3)
CVSS v2: 6.5
CVSS v4: 2.1
EPSS exploit prediction: 0% (14th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-16942
Weakness: CWE-74
Published: 2026-03-28
Last modified: 2026-06-17

Description

A vulnerability was detected in elecV2 elecV2P up to 3.8.3. This vulnerability affects the function runJSFile of the file /webhook of the component JSON Parser. Performing a manipulation of the argument rawcode results in code injection. Remote exploitation of the attack is possible. The exploit is now public and may be used. The project was informed of the problem early through an issue report but has not responded yet.

Frequently asked questions

What is CVE-2026-5011?: A vulnerability was detected in elecV2 elecV2P up to 3.8.3. This vulnerability affects the function runJSFile of the file /webhook of the component JSON Parser. Performing a manipulation of the argument rawcode results in code injection. Remote exploitation of the attack is possible. The exploit is now public and may be used. The project was informed of the problem early through an issue report but has not responded yet.
How severe is CVE-2026-5011?: CVE-2026-5011 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2026-5011 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (14th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-5011?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-5011 have an EU (EUVD) identifier?: Yes. CVE-2026-5011 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-16942.
When was CVE-2026-5011 published?: CVE-2026-5011 was published on 2026-03-28 and last updated on 2026-06-17.

References

Other CWE-74 (Improper Neutralization of Special Elements (Injection)) vulnerabilities

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CVE-2025-20281 — Critical (CVSS 10.0): A vulnerability in a specific API of Cisco ISE and Cisco ISE-PIC could allow an unauthenticated, remote attacker to…
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