OpenCATS v0.9.6 was discovered to contain a reflected cross-site scripting (XSS) vulnerability via the entriesPerPage parameter.

published 2022-10-19 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-46064

cvss: 6.1; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 1.7%; EPSS 1.7% chance of exploitation in 30 days, percentile 77%
public exploits: 0; none known, plus a Nuclei check

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 18 mo ago (2025-05-09)

Exploit prediction

1.73% chance of exploitation in the next 30 days, higher than 77% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

Nuclei template OpenCATS 0.9.6 - Cross-Site Scripting nuclei detection template
github.com https://github.com/hansmach1ne/opencats_zero-days/blob/main/XSS_in_entriesPerPage.md referenced PoC, tagged "exploit" by a source, unverified
github.com https://github.com/hansmach1ne/CVE-portfolio/tree/main/CVE-2022-43015 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
CISA ADP	3.1	6.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
NVD	3.1	6.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CNA	3.1	6.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Classification

Weakness

CWE-79 Improper Neutralization of Input During Web Page Generation

References

github.com /hansmach1ne/opencats_zero-days/blob/main/XSS_in_entriesPerPage.md
exploit, third-party-advisory
github.com /hansmach1ne/CVE-portfolio/tree/main/CVE-2022-43015
exploit, third-party-advisory

Sources

CVE List CVE-2022-43015
NVD CVE-2022-43015

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