How severe is CVE-2020-7993?

CVE-2020-7993 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2020-7993 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-7993?

CVE-2020-7993 affects Prototypejs Prototype. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-7993?

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

When was CVE-2020-7993 published?

CVE-2020-7993 was published on 2020-02-03 and last updated on 2026-06-17.

CVE-2020-7993

CVE-2020-7993 is a medium-severity vulnerability in Prototypejs Prototype with a CVSS 3.x base score of 4.3. 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-862.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
CVSS v2: 4.0
EPSS exploit prediction: 1% (50th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-862
Affected product: Prototypejs Prototype
Published: 2020-02-03
Last modified: 2026-06-17

Description

Prototype 1.6.0.1 allows remote authenticated users to forge ticket creation (on behalf of other user accounts) via a modified email ID field.

Frequently asked questions

What is CVE-2020-7993?: Prototype 1.6.0.1 allows remote authenticated users to forge ticket creation (on behalf of other user accounts) via a modified email ID field.
How severe is CVE-2020-7993?: CVE-2020-7993 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2020-7993 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-7993?: CVE-2020-7993 affects Prototypejs Prototype. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-7993?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-7993 published?: CVE-2020-7993 was published on 2020-02-03 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:prototypejs:prototype:1.6.0.1:*:*:*:*:*:*:*

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