How severe is CVE-2026-39169?

CVE-2026-39169 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 high, integrity none, and availability none.

Is CVE-2026-39169 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-2026-39169?

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-2026-39169 have an EU (EUVD) identifier?

Yes. CVE-2026-39169 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-35970.

When was CVE-2026-39169 published?

CVE-2026-39169 was published on 2026-06-09 and last updated on 2026-06-17.

CVE-2026-39169

CVE-2026-39169 is a high-severity vulnerability 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-284.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 0% (14th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-35970
Weakness: CWE-284
Published: 2026-06-09
Last modified: 2026-06-17

Description

SEMCMS 5.0 is vulnerable to unauthorized access in SEMCMS_copy.php.

Frequently asked questions

What is CVE-2026-39169?: SEMCMS 5.0 is vulnerable to unauthorized access in SEMCMS_copy.php.
How severe is CVE-2026-39169?: CVE-2026-39169 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 high, integrity none, and availability none.
Is CVE-2026-39169 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-2026-39169?: 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-2026-39169 have an EU (EUVD) identifier?: Yes. CVE-2026-39169 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-35970.
When was CVE-2026-39169 published?: CVE-2026-39169 was published on 2026-06-09 and last updated on 2026-06-17.

References

https://gist.github.com/ql288470-pixel/c30caddaa3204d49d82317bb92bffa43

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