CVE-2021-24431
CVE-2021-24431 is a medium-severity vulnerability in Language Bar Flags Project Language Bar Flags with a CVSS 3.x base score of 4.3. 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 4.3)
- CVSS v2: 4.3
- EPSS exploit prediction: 0% (38th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-79
- Affected product: Language Bar Flags Project Language Bar Flags
- Published:
- Last modified:
Description
The Language Bar Flags WordPress plugin through 1.0.8 does not have any CSRF in place when saving its settings and did not sanitise or escape them when generating the flag bar in the frontend. This could allow attackers to make a logged in admin change the settings, and set Cross-Site Scripting payload in them, which will be executed in the frontend for all users
Frequently asked questions
- What is CVE-2021-24431?
- The Language Bar Flags WordPress plugin through 1.0.8 does not have any CSRF in place when saving its settings and did not sanitise or escape them when generating the flag bar in the frontend. This could allow attackers to make a logged in admin change the settings, and set Cross-Site Scripting payload in them, which will be executed in the frontend for all users
- How severe is CVE-2021-24431?
- CVE-2021-24431 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.
- Is CVE-2021-24431 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2021-24431?
- CVE-2021-24431 affects Language Bar Flags Project Language Bar Flags. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2021-24431?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2021-24431 published?
- CVE-2021-24431 was published on 2021-09-13 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:language_bar_flags_project:language_bar_flags:*:*:*:*:*:wordpress:*:*
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