How severe is CVE-2020-29470?

CVE-2020-29470 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-2020-29470 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-29470?

CVE-2020-29470 affects Opencart. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-29470?

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

When was CVE-2020-29470 published?

CVE-2020-29470 was published on 2020-12-29 and last updated on 2026-06-17.

CVE-2020-29470

CVE-2020-29470 is a medium-severity vulnerability in Opencart 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: 2% (74th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Opencart
Published: 2020-12-29
Last modified: 2026-06-17

Description

OpenCart 3.0.3.6 is affected by cross-site scripting (XSS) in the Subject field of mail. This vulnerability can allow an attacker to inject the XSS payload in the Subject field of the mail and each time any user will open that mail of the website, the XSS triggers and the attacker can able to steal the cookie according to the crafted payload.

Frequently asked questions

What is CVE-2020-29470?: OpenCart 3.0.3.6 is affected by cross-site scripting (XSS) in the Subject field of mail. This vulnerability can allow an attacker to inject the XSS payload in the Subject field of the mail and each time any user will open that mail of the website, the XSS triggers and the attacker can able to steal the cookie according to the crafted payload.
How severe is CVE-2020-29470?: CVE-2020-29470 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-2020-29470 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-29470?: CVE-2020-29470 affects Opencart. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-29470?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-29470 published?: CVE-2020-29470 was published on 2020-12-29 and last updated on 2026-06-17.

References

https://www.exploit-db.com/exploits/49099

Affected products (1)

cpe:2.3:a:opencart:opencart:3.0.3.6:*:*:*:*:*:*:*

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