XXE in Modx Revolution
CVE-2020-25911
A XML External Entity (XXE) vulnerability was discovered in the modRestServiceRequest component in MODX CMS 2.7.3 which can lead to an information disclosure or denial of service (DOS).
Vulnerability class: XXE (XML External Entity)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H.
EPSS exploit prediction
EPSS: 0.024 (83.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 83rd percentile — 83.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.024 · newest: 0.024 · change: 0.000
Affected products
- Modx Revolution — versions 2.7.3
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/modxcms/revolution/issues/15237 (Patch, Third Party Advisory)
- github.com/dahua966/Vul_disclose/blob/main/XXE_modxcms.md (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-25911?
- CVE-2020-25911 is a critical-severity vulnerability in Modx Revolution, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 9.1/10. Published 2021-10-31.
- How severe is CVE-2020-25911?
- Critical severity. CVSS v3 base score is 9.1 out of 10.
- Is CVE-2020-25911 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.