How severe is CVE-2026-35507?

CVE-2026-35507 has a CVSS 3.x base score of 6.4, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity high, and availability low.

Is CVE-2026-35507 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (4th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-35507?

CVE-2026-35507 affects Shynet. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-35507?

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

Does CVE-2026-35507 have an EU (EUVD) identifier?

Yes. CVE-2026-35507 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-18566.

When was CVE-2026-35507 published?

CVE-2026-35507 was published on 2026-04-03 and last updated on 2026-07-24.

CVE-2026-35507

CVE-2026-35507 is a medium-severity vulnerability in Shynet with a CVSS 3.x base score of 6.4. 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-348.

Key facts

Severity: Medium (CVSS 3.x base score 6.4)
EPSS exploit prediction: 0% (4th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-18566
Weakness: CWE-348
Affected product: Shynet
Published: 2026-04-03
Last modified: 2026-07-24

Description

Shynet before 0.14.0 allows Host header injection in the password reset flow.

Frequently asked questions

What is CVE-2026-35507?: Shynet before 0.14.0 allows Host header injection in the password reset flow.
How severe is CVE-2026-35507?: CVE-2026-35507 has a CVSS 3.x base score of 6.4, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity high, and availability low.
Is CVE-2026-35507 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (4th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-35507?: CVE-2026-35507 affects Shynet. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-35507?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-35507 have an EU (EUVD) identifier?: Yes. CVE-2026-35507 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-18566.
When was CVE-2026-35507 published?: CVE-2026-35507 was published on 2026-04-03 and last updated on 2026-07-24.

References

Affected products (1)

cpe:2.3:a:shynet:shynet:*:*:*:*:*:*:*:*

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