How severe is CVE-2026-6649?

CVE-2026-6649 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-2026-6649 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-6649?

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

Does CVE-2026-6649 have an EU (EUVD) identifier?

Yes. CVE-2026-6649 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-23864.

When was CVE-2026-6649 published?

CVE-2026-6649 was published on 2026-04-20 and last updated on 2026-06-17.

CVE-2026-6649

CVE-2026-6649 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-918.

Key facts

Severity: Medium (CVSS 3.x base score 6.3)
CVSS v2: 6.5
CVSS v4: 2.1
EPSS exploit prediction: 0% (11th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-23864
Weakness: CWE-918
Published: 2026-04-20
Last modified: 2026-06-17

Description

A vulnerability was determined in Qibo CMS 1.0. Affected by this issue is some unknown functionality of the file /index/image/headers. Executing a manipulation of the argument starts can lead to server-side request forgery. The attack can be launched remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.

Frequently asked questions

What is CVE-2026-6649?: A vulnerability was determined in Qibo CMS 1.0. Affected by this issue is some unknown functionality of the file /index/image/headers. Executing a manipulation of the argument starts can lead to server-side request forgery. The attack can be launched remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.
How severe is CVE-2026-6649?: CVE-2026-6649 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-2026-6649 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-6649?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-6649 have an EU (EUVD) identifier?: Yes. CVE-2026-6649 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-23864.
When was CVE-2026-6649 published?: CVE-2026-6649 was published on 2026-04-20 and last updated on 2026-06-17.

References

Other CWE-918 (Server-Side Request Forgery (SSRF)) vulnerabilities

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