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CVE-2021-24126

MEDIUMCVSS 5.4/10EPSS 0.66%

Last modified

CVE-2021-24126 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. Unvalidated input and lack of output encoding in the Envira Gallery Lite WordPress plugin, versions before 1.8.3.3, did not properly sanitise the images metadata (namely title) before outputting them in the generated gallery, which could lead to privilege escalation.. EPSS estimates a 0.66% chance of exploitation in the next 30 days.

Description

Unvalidated input and lack of output encoding in the Envira Gallery Lite WordPress plugin, versions before 1.8.3.3, did not properly sanitise the images metadata (namely title) before outputting them in the generated gallery, which could lead to privilege escalation.

Metrics

CVSS 3.1
5.4/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

EPSS Probability
0.66%

46.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
EnviragalleryEnvira Gallery< 1.8.3.3

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-24126?
Unvalidated input and lack of output encoding in the Envira Gallery Lite WordPress plugin, versions before 1.8.3.3, did not properly sanitise the images metadata (namely title) before outputting them in the generated gallery, which could lead to privilege escalation.
How severe is CVE-2021-24126?
CVE-2021-24126 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 0.66% probability of exploitation in the next 30 days.
How do I fix CVE-2021-24126?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-24126?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST