XSS in Moinmo Moinmoin
CVE-2020-15275
MoinMoin is a wiki engine. In MoinMoin before version 1.9.11, an attacker with write permissions can upload an SVG file that contains malicious javascript. This javascript will be executed in a user's browser when the user is viewing that SVG file on the wiki. Users are strongly advised to upgrade to a patched version. MoinMoin Wiki 1.9.11 has the necessary fixes and also contains other important fixes.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.7 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N.
EPSS exploit prediction
EPSS: 0.017 (76.9th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 77th percentile — 76.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.017 · newest: 0.017 · change: 0.000
Affected products
- Moinmo Moinmoin
- Moinwiki Moin-1.9 — versions < 1.9.11
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/moinwiki/moin-1.9/security/advisories/GHSA-4q96-6xhq-ff43 (Third Party Advisory)
- github.com/moinwiki/moin-1.9/releases/tag/1.9.11 (Third Party Advisory, Release Notes)
- github.com/moinwiki/moin-1.9/commit/31de9139d0aabc171e94032168399b4a0b2a88a2 (Patch, Third Party Advisory)
- advisory.checkmarx.net/advisory/CX-2020-4285 (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-15275?
- CVE-2020-15275 is a high-severity vulnerability in Moinmo Moinmoin, classified under Cross-site Scripting. CVSS score: 8.7/10. Published 2020-11-11.
- How severe is CVE-2020-15275?
- High severity. CVSS v3 base score is 8.7 out of 10.
- Is CVE-2020-15275 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.