VulnerabilityModified
CVE-2020-8984
lib/NSSDropbox.php in ZendTo prior to 5.22-2 Beta allowed IP address spoofing via the X-Forwarded-For header.
HIGH 7.5EPSS 0.49%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.49%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
lib/NSSDropbox.php in ZendTo prior to 5.22-2 Beta allowed IP address spoofing via the X-Forwarded-For header.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
- EPSS
- 0.49% probability · 42th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-346
- Affected
- zend/zendto
- Source
- cve@mitre.org
EPSS 0.5% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- http://jul.es/pipermail/zendto/2020-January/003845.htmlThird Party Advisory
- https://zend.to/changelog.phpRelease Notes, Vendor Advisory
- http://jul.es/pipermail/zendto/2020-January/003845.htmlThird Party Advisory
- https://zend.to/changelog.phpRelease Notes, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.