CVE-2021-23266
CVE-2021-23266 is a medium-severity vulnerability in Craftercms Crafter Cms 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-116.
Key facts
- Severity: Medium (CVSS 3.x base score 4.3)
- CVSS v2: 4.3
- EPSS exploit prediction: 1% (40th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-116
- Affected product: Craftercms Crafter Cms
- Published:
- Last modified:
Description
An anonymous user can craft a URL with text that ends up in the log viewer as is. The text can then include textual messages to mislead the administrator.
Frequently asked questions
- What is CVE-2021-23266?
- An anonymous user can craft a URL with text that ends up in the log viewer as is. The text can then include textual messages to mislead the administrator.
- How severe is CVE-2021-23266?
- CVE-2021-23266 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 low, integrity none, and availability none.
- Is CVE-2021-23266 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (40th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2021-23266?
- CVE-2021-23266 affects Craftercms Crafter Cms. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2021-23266?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2021-23266 published?
- CVE-2021-23266 was published on 2022-05-16 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:craftercms:crafter_cms:*:*:*:*:*:*:*:*
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