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Fencer Vulns
medium 4.8

CVE-2021-35214 json

Session Management Vulnerability

published 2021-10-12 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-21857

cvss
4.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
1.8%
EPSS 1.8% chance of exploitation in 30 days, percentile 78%
public exploits
0
none known

Summary

The vulnerability in SolarWinds Pingdom can be described as a failure to invalidate user session upon password or email address change. When running multiple active sessions in separate browser windows, it was observed a password or email address change could be changed without terminating the user session. This issue has been resolved on September 13, 2021.

Patch / fix

  • SolarWinds Pingdom 13.09.2021

Exploit prediction

1.83% chance of exploitation in the next 30 days, higher than 78% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 4.8 CVSS:3.1/AV:P/AC:H/PR:N/UI:R/S:C/C:H/I:N/A:N
NVD 3.1 4.7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N
NVD 2.0 1.9 AV:L/AC:M/Au:N/C:N/I:P/A:N

Affected products

  • SolarWinds Pingdom

Classification

Weakness
  • CWE-613 DEPRECATED: Insufficient Session Expiration

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.