Access rules for PingAccess may be circumvented with URL-encoded characters

published 2024-11-11 23 mo ago modified 2026-06-17 4 mo ago also EUVD-2024-21409

cvss: 5.8; version 4.0, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.4%; EPSS 0.4% chance of exploitation in 30 days, percentile 37%
public exploits: 0; none known

Improper handling of canonical URL-encoding may lead to bypass not properly constrained by request rules.

Patch / fix

fixed in 2

Ping Identity PingAccess 6.3.9, 7.0.8, 7.1.5, 7.2.4, 7.3.5, 8.0.4, 8.1.1
pingidentity pingaccess 6.3.9, 7.0.8, 7.1.5, 7.2.4, 7.3.5, 8.0.4, 8.1.1

CISA SSVC

Exploitation: none
Automatable: yes
Technical impact: partial
Assessed: 23 mo ago (2024-11-12)

Exploit prediction

0.43% chance of exploitation in the next 30 days, higher than 37% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	4.0	5.8	CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:N/VI:L/VA:N/SC:H/SI:H/SA:H/S:P/AU:Y/RE:M/U:Amber
CNA	4.0	5.8	CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:N/VI:L/VA:N/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:P/AU:Y/R:X/V:X/RE:M/U:Amber

Affected products

Ping Identity PingAccess
pingidentity pingaccess

Classification

Weakness

CWE-20 Improper Input Validation
CWE-177 Improper Handling of URL Encoding (Hex Encoding)

References

Sources

CVE List CVE-2024-23983
NVD CVE-2024-23983

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.

Summary