How severe is CVE-2020-29469?

CVE-2020-29469 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-2020-29469 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-29469?

CVE-2020-29469 affects Wondercms. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-29469?

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

When was CVE-2020-29469 published?

CVE-2020-29469 was published on 2020-12-30 and last updated on 2026-06-17.

CVE-2020-29469

CVE-2020-29469 is a medium-severity vulnerability in Wondercms 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% (69th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Wondercms
Published: 2020-12-30
Last modified: 2026-06-17

Description

WonderCMS 3.1.3 is affected by cross-site scripting (XSS) in the Menu component. This vulnerability can allow an attacker to inject the XSS payload in the Setting - Menu and each time any user will visits the website directory, the XSS triggers and attacker can steal the cookie according to the crafted payload.

Frequently asked questions

What is CVE-2020-29469?: WonderCMS 3.1.3 is affected by cross-site scripting (XSS) in the Menu component. This vulnerability can allow an attacker to inject the XSS payload in the Setting - Menu and each time any user will visits the website directory, the XSS triggers and attacker can steal the cookie according to the crafted payload.
How severe is CVE-2020-29469?: CVE-2020-29469 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-2020-29469 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-29469?: CVE-2020-29469 affects Wondercms. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-29469?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-29469 published?: CVE-2020-29469 was published on 2020-12-30 and last updated on 2026-06-17.

References

https://www.exploit-db.com/exploits/49164

Affected products (1)

cpe:2.3:a:wondercms:wondercms:3.1.3:*:*:*:*:*:*:*

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