CVE-2021-43675

CVE-2021-43675 is a medium-severity vulnerability in Lycheeorg Lychee 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-79.

Key facts

Description

Lychee-v3 3.2.16 is affected by a Cross Site Scripting (XSS) vulnerability in php/Access/Guest.php. The function exit will terminate the script and print the message to the user. The message will contain albumID which is controlled by the user.

Frequently asked questions

What is CVE-2021-43675?
Lychee-v3 3.2.16 is affected by a Cross Site Scripting (XSS) vulnerability in php/Access/Guest.php. The function exit will terminate the script and print the message to the user. The message will contain albumID which is controlled by the user.
How severe is CVE-2021-43675?
CVE-2021-43675 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-2021-43675 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-43675?
CVE-2021-43675 affects Lycheeorg Lychee. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-43675?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-43675 published?
CVE-2021-43675 was published on 2021-12-15 and last updated on 2026-06-17.

References

Affected products (1)

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