How severe is CVE-2020-35707?

CVE-2020-35707 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2020-35707 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-35707?

CVE-2020-35707 affects Daybydaycrm Daybyday. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-35707?

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

When was CVE-2020-35707 published?

CVE-2020-35707 was published on 2020-12-25 and last updated on 2026-06-17.

CVE-2020-35707

CVE-2020-35707 is a medium-severity vulnerability in Daybydaycrm Daybyday with a CVSS 3.x base score of 5.4. 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-79.

Key facts

Severity: Medium (CVSS 3.x base score 5.4)
CVSS v2: 3.5
EPSS exploit prediction: 1% (44th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Daybydaycrm Daybyday
Published: 2020-12-25
Last modified: 2026-06-17

Description

Daybyday 2.1.0 allows stored XSS via the Company Name parameter to the New Client screen.

Frequently asked questions

What is CVE-2020-35707?: Daybyday 2.1.0 allows stored XSS via the Company Name parameter to the New Client screen.
How severe is CVE-2020-35707?: CVE-2020-35707 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2020-35707 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-35707?: CVE-2020-35707 affects Daybydaycrm Daybyday. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-35707?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-35707 published?: CVE-2020-35707 was published on 2020-12-25 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:daybydaycrm:daybyday:2.1.0:*:*:*:*:*:*:*

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