CVE-2019-25102

Name: CVE-2019-25102
Creator: NVD / NIST
Published: 2023-02-12T14:15:11.003+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 1.10%

Last modified Jun 17, 2026

CVE-2019-25102 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. A vulnerability, which was classified as problematic, was found in simple-markdown 0.6.0. Affected is an unknown function of the file simple-markdown.js. EPSS estimates a 1.10% chance of exploitation in the next 30 days.

Description

A vulnerability, which was classified as problematic, was found in simple-markdown 0.6.0. Affected is an unknown function of the file simple-markdown.js. The manipulation with the input <<<<<<<<<<:/:/:/:/:/:/:/:/:/:/ leads to inefficient regular expression complexity. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 0.6.1 is able to address this issue. The patch is identified as 015a719bf5cdc561feea05500ecb3274ef609cd2. It is recommended to upgrade the affected component. VDB-220638 is the identifier assigned to this vulnerability.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

1.10%

61.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Khanacademy	Simple-Markdown	0.6.0

References

https://github.com/ariabuckles/simple-markdown/commit/015a719bf5cdc561feea05500ecb3274ef609cd2Patch
https://github.com/ariabuckles/simple-markdown/pull/73Exploit, Issue Tracking, Patch
https://github.com/ariabuckles/simple-markdown/releases/tag/0.6.1Release Notes
https://vuldb.com/?ctiid.220638Permissions Required, Third Party Advisory
https://vuldb.com/?id.220638Permissions Required, Third Party Advisory
https://github.com/ariabuckles/simple-markdown/commit/015a719bf5cdc561feea05500ecb3274ef609cd2Patch
https://github.com/ariabuckles/simple-markdown/pull/73Exploit, Issue Tracking, Patch
https://github.com/ariabuckles/simple-markdown/releases/tag/0.6.1Release Notes
https://vuldb.com/?ctiid.220638Permissions Required, Third Party Advisory
https://vuldb.com/?id.220638Permissions Required, Third Party Advisory

Timeline

Published: Feb 12, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-25102?

How severe is CVE-2019-25102?

CVE-2019-25102 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.10% probability of exploitation in the next 30 days.

How do I fix CVE-2019-25102?

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-2019-25102?

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

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Source: NVD / NIST