CVE-2024-36109

7.6 highEPSS 0.4%

High (7.6). EPSS 0.4% chance of exploitation in the next 30 days.

CoCalc is web-based software that enables collaboration in research, teaching, and scientific publishing. In affected versions the markdown parser allows `<script>` tags to be included which execute when published. This issue has been addressed in commit `419862a9c9879c`. Users are advised to upgrade. There are no known workarounds for this vulnerability.

Severity

CVSS 3.1

7.6 high

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

EPSS: 0.4% chance of exploitation in the next 30 days; higher than 34% of CVEs (scores of 2026-10-31)
CWE: CWE-79
Published: 2024-05-28
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

References

https://github.com/sagemathinc/cocalc/commit/419862a9c9879c
https://github.com/sagemathinc/cocalc/security/advisories/GHSA-8w44-hggw-p5rf
https://github.com/sagemathinc/cocalc/commit/419862a9c9879c
https://github.com/sagemathinc/cocalc/security/advisories/GHSA-8w44-hggw-p5rf

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