How severe is CVE-2021-25117?

CVE-2021-25117 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-2021-25117 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (13th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-25117?

CVE-2021-25117 affects Lesterchan Wp-postratings. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-25117?

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

Does CVE-2021-25117 have an EU (EUVD) identifier?

Yes. CVE-2021-25117 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2021-12029.

When was CVE-2021-25117 published?

CVE-2021-25117 was published on 2024-01-16 and last updated on 2026-06-17.

CVE-2021-25117

CVE-2021-25117 is a medium-severity vulnerability in Lesterchan Wp-postratings 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-352.

Key facts

Severity: Medium (CVSS 3.x base score 4.8)
EPSS exploit prediction: 0% (13th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2021-12029
Weakness: CWE-352
Affected product: Lesterchan Wp-postratings
Published: 2024-01-16
Last modified: 2026-06-17

Description

The WP-PostRatings WordPress plugin before 1.86.1 does not sanitise the postratings_image parameter from its options page (wp-admin/admin.php?page=wp-postratings/postratings-options.php). Even though the page is only accessible to administrators, and protected against CSRF attacks, the issue is still exploitable when the unfiltered_html capability is disabled.

Frequently asked questions

What is CVE-2021-25117?: The WP-PostRatings WordPress plugin before 1.86.1 does not sanitise the postratings_image parameter from its options page (wp-admin/admin.php?page=wp-postratings/postratings-options.php). Even though the page is only accessible to administrators, and protected against CSRF attacks, the issue is still exploitable when the unfiltered_html capability is disabled.
How severe is CVE-2021-25117?: CVE-2021-25117 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-2021-25117 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (13th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-25117?: CVE-2021-25117 affects Lesterchan Wp-postratings. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-25117?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2021-25117 have an EU (EUVD) identifier?: Yes. CVE-2021-25117 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2021-12029.
When was CVE-2021-25117 published?: CVE-2021-25117 was published on 2024-01-16 and last updated on 2026-06-17.

References

https://wpscan.com/vulnerability/d2d9a789-edae-4ae1-92af-e6132db7efcd/

Affected products (1)

cpe:2.3:a:lesterchan:wp-postratings:*:*:*:*:*:wordpress:*:*

More vulnerabilities in Lesterchan Wp-postratings

CVE-2024-39659 — Medium (CVSS 6.5): Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Lester…
CVE-2011-4646 — Medium (CVSS 6.0): SQL injection vulnerability in wp-postratings.php in the WP-PostRatings plugin 1.50, 1.61, and probably other versions…
CVE-2023-40332 — Medium (CVSS 5.3): Improper Control of Interaction Frequency vulnerability in Lester ‘GaMerZ’ Chan WP-PostRatings allows Functionality…
CVE-2011-10006 — Low (CVSS 3.5): A vulnerability was found in GamerZ WP-PostRatings up to 1.64. It has been classified as problematic. This affects an…

All CVEs affecting Lesterchan Wp-postratings →

Other CWE-352 (Cross-Site Request Forgery (CSRF)) vulnerabilities

CVE-2025-32642 — Critical (CVSS 10.0): Cross-Site Request Forgery (CSRF) vulnerability in appsbd Vite Coupon vite-coupon allows Remote Code Inclusion.This…
CVE-2025-23922 — Critical (CVSS 10.0): Cross-Site Request Forgery (CSRF) vulnerability in Harsh iSpring Embedder embed-ispring allows Upload a Web Shell to a…
CVE-2017-5145 — Critical (CVSS 10.0): An issue was discovered in Carlo Gavazzi VMU-C EM prior to firmware Version A11_U05, and VMU-C PV prior to firmware…
CVE-2019-25729 — Critical (CVSS 9.8): PDF Signer 3.0 contains a server-side template injection vulnerability that allows unauthenticated attackers to execute…
CVE-2025-48340 — Critical (CVSS 9.8): Cross-Site Request Forgery (CSRF) vulnerability in Danny Vink User Profile Meta Manager user-profile-meta allows…
CVE-2025-2907 — Critical (CVSS 9.8): The Order Delivery Date WordPress plugin before 12.3.1 does not have authorization and CSRF checks when importing…

Browse all CWE-352 (Cross-Site Request Forgery (CSRF)) vulnerabilities →