CVE-2021-24210
CVE-2021-24210 is a medium-severity vulnerability in Kiboit Phastpress with a CVSS 3.x base score of 6.1. 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-601.
Key facts
- Severity: Medium (CVSS 3.x base score 6.1)
- CVSS v2: 5.8
- EPSS exploit prediction: 3% (86th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-601
- Affected product: Kiboit Phastpress
- Published:
- Last modified:
Description
There is an open redirect in the PhastPress WordPress plugin before 1.111 that allows an attacker to malform a request to a page with the plugin and then redirect the victim to a malicious page. There is also a support comment from another user one year ago (https://wordpress.org/support/topic/phast-php-used-for-remote-fetch/) that says that the php involved in the request only go to whitelisted pages but it's possible to redirect the victim to any domain.
Frequently asked questions
- What is CVE-2021-24210?
- There is an open redirect in the PhastPress WordPress plugin before 1.111 that allows an attacker to malform a request to a page with the plugin and then redirect the victim to a malicious page. There is also a support comment from another user one year ago (https://wordpress.org/support/topic/phast-php-used-for-remote-fetch/) that says that the php involved in the request only go to whitelisted pages but it's possible to redirect the victim to any domain.
- How severe is CVE-2021-24210?
- CVE-2021-24210 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
- Is CVE-2021-24210 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2021-24210?
- CVE-2021-24210 affects Kiboit Phastpress. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2021-24210?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2021-24210 published?
- CVE-2021-24210 was published on 2021-04-05 and last updated on 2026-06-17.
References
- https://plugins.trac.wordpress.org/changeset/2497610/
- https://wpscan.com/vulnerability/9b3c5412-8699-49e8-b60c-20d2085857fb
Affected products (1)
- cpe:2.3:a:kiboit:phastpress:*:*:*:*:*:wordpress:*:*
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