CVE-2024-21908

Exploitation

Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.

SSVC decision

• ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

1.06% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 64.5% of scored records. A rank, not a probability.

NVD base score

6.1 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

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

NVD analysis status

Modified. NVD last modified this record on 2026-07-14.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2024-01-03 15:38Z2 YR AGO

Last updated

2026-07-14 22:54Z3 MO AGO

Reserved

2024-01-03

Assigning CNA

VulnCheck

Record state

PUBLISHED

Severity

Medium (CVSS 6.1)

CNA CVSS vector

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

Weaknesses

• CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')Base

Data version

5.2

Document digest

84290dd9556e010303950b6304041fd3628ddfaf6e96db386e2a92be4960f5f1

• github.comhttps://github.com/tinymce/tinymce/security/advisories/GHSA-5h9g-x5rv-25wgvendor-advisory
• www.tiny.cloudhttps://www.tiny.cloud/docs/release-notes/release-notes59/#securityfixesrelated
• github.comhttps://github.com/advisories/GHSA-5h9g-x5rv-25wgvendor-advisory
• vulncheck.comhttps://vulncheck.com/advisories/vc-advisory-GHSA-5h9g-x5rv-25wgthird-party-advisory