How severe is CVE-2020-29477?

CVE-2020-29477 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2020-29477 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-29477?

CVE-2020-29477 affects Invisioncommunity Community. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-29477?

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

When was CVE-2020-29477 published?

CVE-2020-29477 was published on 2020-12-30 and last updated on 2026-07-05.

CVE-2020-29477

CVE-2020-29477 is a medium-severity vulnerability in Invisioncommunity Community with a CVSS 3.x base score of 4.8. 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 4.8)
CVSS v2: 3.5
EPSS exploit prediction: 1% (62nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Invisioncommunity Community
Published: 2020-12-30
Last modified: 2026-07-05

Description

Invision Community 4.5.4 is affected by cross-site scripting (XSS) in the Field Name field. This vulnerability can allow an attacker to inject the XSS payload in Field Name and each time any user will open that, the XSS triggers and the attacker can able to steal the cookie according to the crafted payload.

Frequently asked questions

What is CVE-2020-29477?: Invision Community 4.5.4 is affected by cross-site scripting (XSS) in the Field Name field. This vulnerability can allow an attacker to inject the XSS payload in Field Name and each time any user will open that, the XSS triggers and the attacker can able to steal the cookie according to the crafted payload.
How severe is CVE-2020-29477?: CVE-2020-29477 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2020-29477 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-29477?: CVE-2020-29477 affects Invisioncommunity Community. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-29477?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-29477 published?: CVE-2020-29477 was published on 2020-12-30 and last updated on 2026-07-05.

References

Affected products (1)

cpe:2.3:a:invisioncommunity:community:4.5.4:*:*:*:*:*:*:*

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