XSS in Enviragallery Envira Gallery
CVE-2020-35581
A stored cross-site scripting (XSS) issue in Envira Gallery Lite before 1.8.3.3 allows remote attackers to inject arbitrary JavaScript/HTML code via a POST /wp-admin/admin-ajax.php request with the meta[title] parameter.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.013 (70.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 70th percentile — 70.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.013 · newest: 0.013 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/enviragallery/envira-gallery-lite/commit/3b081dd10a1731f8cd981bebeac… (Patch, Third Party Advisory)
- github.com/enviragallery/envira-gallery-lite/commit/102651514e6faca914ec1c7e113… (Patch, Third Party Advisory)
- packetstormsecurity.com/files/160924/Envira-Gallery-Lite-1.8.3.2-Cross-Site-Scr… (Exploit, VDB Entry, Third Party Advisory)
- github.com/enviragallery/envira-gallery-lite/blob/master/changelog.txt (Third Party Advisory, Release Notes)
Frequently asked questions
- What is CVE-2020-35581?
- CVE-2020-35581 is a medium-severity vulnerability in Enviragallery Envira Gallery, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2021-01-15.
- How severe is CVE-2020-35581?
- Medium severity. CVSS v3 base score is 5.4 out of 10.
- Is CVE-2020-35581 known to be exploited?
- 4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.