How severe is CVE-2026-5839?

CVE-2026-5839 has a CVSS 3.x base score of 4.7, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2026-5839 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (10th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-5839?

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

Does CVE-2026-5839 have an EU (EUVD) identifier?

Yes. CVE-2026-5839 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-20848.

When was CVE-2026-5839 published?

CVE-2026-5839 was published on 2026-04-09 and last updated on 2026-06-17.

CVE-2026-5839

CVE-2026-5839 is a medium-severity vulnerability with a CVSS 3.x base score of 4.7. 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 4.7)
CVSS v2: 5.8
CVSS v4: 2.0
EPSS exploit prediction: 0% (10th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-20848
Weakness: CWE-74
Published: 2026-04-09
Last modified: 2026-06-17

Description

A vulnerability was identified in PHPGurukul News Portal Project 4.1. This issue affects some unknown processing of the file /admin/add-subcategory.php. Such manipulation of the argument sucatdescription leads to sql injection. The attack may be launched remotely. The exploit is publicly available and might be used.

Frequently asked questions

What is CVE-2026-5839?: A vulnerability was identified in PHPGurukul News Portal Project 4.1. This issue affects some unknown processing of the file /admin/add-subcategory.php. Such manipulation of the argument sucatdescription leads to sql injection. The attack may be launched remotely. The exploit is publicly available and might be used.
How severe is CVE-2026-5839?: CVE-2026-5839 has a CVSS 3.x base score of 4.7, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2026-5839 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (10th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-5839?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-5839 have an EU (EUVD) identifier?: Yes. CVE-2026-5839 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-20848.
When was CVE-2026-5839 published?: CVE-2026-5839 was published on 2026-04-09 and last updated on 2026-06-17.

References

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