How severe is CVE-2026-5577?

CVE-2026-5577 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2026-5577 being actively exploited?

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

What products are affected by CVE-2026-5577?

CVE-2026-5577 affects Songli Cross Browser Fingerprinting. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-5577?

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-2026-5577 have an EU (EUVD) identifier?

Yes. CVE-2026-5577 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-19103.

When was CVE-2026-5577 published?

CVE-2026-5577 was published on 2026-04-05 and last updated on 2026-06-17.

CVE-2026-5577

CVE-2026-5577 is a high-severity vulnerability in Songli Cross Browser Fingerprinting with a CVSS 3.x base score of 7.3. 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-89.

Key facts

Severity: High (CVSS 3.x base score 7.3)
CVSS v2: 7.5
CVSS v4: 5.5
EPSS exploit prediction: 0% (30th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-19103
Weakness: CWE-89
Affected product: Songli Cross Browser Fingerprinting
Published: 2026-04-05
Last modified: 2026-06-17

Description

A vulnerability has been found in Song-Li cross_browser up to ca690f0fe6954fd9bcda36d071b68ed8682a786a. This affects an unknown part of the file flask/uniquemachine_app.py of the component details Endpoint. Such manipulation of the argument ID leads to sql injection. The attack can be executed remotely. The exploit has been disclosed to the public and may be used. This product implements a rolling release for ongoing delivery, which means version information for affected or updated releases is unavailable. The vendor was contacted early about this disclosure but did not respond in any way.

Frequently asked questions

What is CVE-2026-5577?: A vulnerability has been found in Song-Li cross_browser up to ca690f0fe6954fd9bcda36d071b68ed8682a786a. This affects an unknown part of the file flask/uniquemachine_app.py of the component details Endpoint. Such manipulation of the argument ID leads to sql injection. The attack can be executed remotely. The exploit has been disclosed to the public and may be used. This product implements a rolling release for ongoing delivery, which means version information for affected or updated releases is unavailable. The vendor was contacted early about this disclosure but did not respond in any way.
How severe is CVE-2026-5577?: CVE-2026-5577 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2026-5577 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-5577?: CVE-2026-5577 affects Songli Cross Browser Fingerprinting. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-5577?: 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-2026-5577 have an EU (EUVD) identifier?: Yes. CVE-2026-5577 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-19103.
When was CVE-2026-5577 published?: CVE-2026-5577 was published on 2026-04-05 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:songli:cross_browser_fingerprinting:*:*:*:*:*:*:*:*

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