How severe is CVE-2021-24693?

CVE-2021-24693 has a CVSS 3.x base score of 9.0, rated critical severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-24693 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-24693?

CVE-2021-24693 affects Tipsandtricks-hq Simple Download Monitor. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-24693?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2021-24693 published?

CVE-2021-24693 was published on 2021-11-08 and last updated on 2026-06-17.

CVE-2021-24693

CVE-2021-24693 is a critical-severity vulnerability in Tipsandtricks-hq Simple Download Monitor with a CVSS 3.x base score of 9.0. 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: Critical (CVSS 3.x base score 9.0)
CVSS v2: 6.0
EPSS exploit prediction: 1% (66th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Tipsandtricks-hq Simple Download Monitor
Published: 2021-11-08
Last modified: 2026-06-17

Description

The Simple Download Monitor WordPress plugin before 3.9.5 does not escape the "File Thumbnail" post meta before outputting it in some pages, which could allow users with a role as low as Contributor to perform Stored Cross-Site Scripting attacks. Given the that XSS is triggered even when the Download is in a review state, contributor could make JavaScript code execute in a context of a reviewer such as admin and make them create a rogue admin account, or install a malicious plugin

Frequently asked questions

What is CVE-2021-24693?: The Simple Download Monitor WordPress plugin before 3.9.5 does not escape the "File Thumbnail" post meta before outputting it in some pages, which could allow users with a role as low as Contributor to perform Stored Cross-Site Scripting attacks. Given the that XSS is triggered even when the Download is in a review state, contributor could make JavaScript code execute in a context of a reviewer such as admin and make them create a rogue admin account, or install a malicious plugin
How severe is CVE-2021-24693?: CVE-2021-24693 has a CVSS 3.x base score of 9.0, rated critical severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-24693 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-24693?: CVE-2021-24693 affects Tipsandtricks-hq Simple Download Monitor. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-24693?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2021-24693 published?: CVE-2021-24693 was published on 2021-11-08 and last updated on 2026-06-17.

References

https://wpscan.com/vulnerability/4bb559b7-8dde-4c90-a9a6-d8dcfbea53a7

Affected products (1)

cpe:2.3:a:tipsandtricks-hq:simple_download_monitor:*:*:*:*:*:wordpress:*:*

More vulnerabilities in Tipsandtricks-hq Simple Download Monitor

CVE-2021-24696 — High (CVSS 8.8): The Simple Download Monitor WordPress plugin before 3.9.9 does not enforce nonce checks, which could allow attackers to…
CVE-2020-5651 — High (CVSS 8.8): SQL injection vulnerability in Simple Download Monitor 3.8.8 and earlier allows remote attackers to execute arbitrary…
CVE-2021-24695 — High (CVSS 7.5): The Simple Download Monitor WordPress plugin before 3.9.6 saves logs in a predictable location, and does not have any…
CVE-2021-24692 — Medium (CVSS 6.5): The Simple Download Monitor WordPress plugin before 3.9.5 allows users with a role as low as Contributor to download…
CVE-2021-24697 — Medium (CVSS 6.1): The Simple Download Monitor WordPress plugin before 3.9.5 does not escape the 1) sdm_active_tab GET parameter and 2)…
CVE-2020-5650 — Medium (CVSS 6.1): Cross-site scripting vulnerability in Simple Download Monitor 3.8.8 and earlier allows remote attackers to inject an…

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