CVE-2020-7760
HIGHCVSS 7.5/10EPSS 5.20%
Last modified
CVE-2020-7760 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. This affects the package codemirror before 5.58.2; the package org.apache.marmotta.webjars:codemirror before 5.58.2. The vulnerable regular expression is located in https://github.com/codemirror/CodeMirror/blob/cdb228ac736369c685865b122b736cd0d397836c/mode/javascript/javascript.jsL129. EPSS estimates a 5.20% chance of exploitation in the next 30 days.
Description
This affects the package codemirror before 5.58.2; the package org.apache.marmotta.webjars:codemirror before 5.58.2. The vulnerable regular expression is located in https://github.com/codemirror/CodeMirror/blob/cdb228ac736369c685865b122b736cd0d397836c/mode/javascript/javascript.jsL129. The ReDOS vulnerability of the regex is mainly due to the sub-pattern (s|/*.*?*/)*
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Codemirror | Codemirror | < 5.58.2 |
| Oracle | Application Express | < 20.2 |
| Oracle | Enterprise Manager Express User Interface | 19c |
| Oracle | Essbase | 21.2 |
| Oracle | Hyperion Data Relationship Management | < 11.2.9.0 |
| Oracle | Spatial Studio | < 19.1.0 |
References
- https://github.com/codemirror/CodeMirror/commit/55d0333907117c9231ffdf555ae8824705993bbbPatch, Third Party Advisory
- https://snyk.io/vuln/SNYK-JAVA-ORGAPACHEMARMOTTAWEBJARS-1024450Exploit, Third Party Advisory
- https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARS-1024449Exploit, Third Party Advisory
- https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWER-1024445Exploit, Third Party Advisory
- https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWERGITHUBCODEMIRROR-1024448Exploit, Third Party Advisory
- https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWERGITHUBCOMPONENTS-1024446Exploit, Third Party Advisory
- https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1024447Exploit, Third Party Advisory
- https://snyk.io/vuln/SNYK-JS-CODEMIRROR-1016937Exploit, Third Party Advisory
- https://www.debian.org/security/2020/dsa-4789Third Party Advisory
- https://www.oracle.com//security-alerts/cpujul2021.htmlPatch, Third Party Advisory
- https://www.oracle.com/security-alerts/cpuApr2021.htmlPatch, Third Party Advisory
- https://www.oracle.com/security-alerts/cpuapr2022.htmlPatch, Third Party Advisory
- https://github.com/codemirror/CodeMirror/commit/55d0333907117c9231ffdf555ae8824705993bbbPatch, Third Party Advisory
- https://snyk.io/vuln/SNYK-JAVA-ORGAPACHEMARMOTTAWEBJARS-1024450Exploit, Third Party Advisory
- https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARS-1024449Exploit, Third Party Advisory
- https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWER-1024445Exploit, Third Party Advisory
- https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWERGITHUBCODEMIRROR-1024448Exploit, Third Party Advisory
- https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWERGITHUBCOMPONENTS-1024446Exploit, Third Party Advisory
- https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1024447Exploit, Third Party Advisory
- https://snyk.io/vuln/SNYK-JS-CODEMIRROR-1016937Exploit, Third Party Advisory
- https://www.debian.org/security/2020/dsa-4789Third Party Advisory
- https://www.oracle.com//security-alerts/cpujul2021.htmlPatch, Third Party Advisory
- https://www.oracle.com/security-alerts/cpuApr2021.htmlPatch, Third Party Advisory
- https://www.oracle.com/security-alerts/cpuapr2022.htmlPatch, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-7760?
This affects the package codemirror before 5.58.2; the package org.apache.marmotta.webjars:codemirror before 5.58.2. The vulnerable regular expression is located in https://github.com/codemirror/CodeMirror/blob/cdb228ac736369c685865b122b736cd0d397836c/mode/javascript/javascript.jsL129. The ReDOS vulnerability of the regex is mainly due to the sub-pattern (s|/*.*?*/)*
How severe is CVE-2020-7760?
CVE-2020-7760 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 5.20% probability of exploitation in the next 30 days.
How do I fix CVE-2020-7760?
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.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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