qkmc-rk redbbs Post cross site scripting

published 2024-01-11 2 y ago modified 2026-06-17 4 mo ago also EUVD-2022-52211

cvss: 3.5; version 3.1, 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

A vulnerability classified as problematic has been found in qkmc-rk redbbs 1.0. Affected is an unknown function of the component Post Handler. The manipulation of the argument title leads to cross site scripting. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-250236.

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 2 y ago (2024-02-07)

Exploit prediction

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

Exploits and checks

github.com https://github.com/qkmc-rk/redbbs/issues/1 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
CNA	3.1	3.5	CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N
CNA	3.0	3.5	CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N
CNA	2.0	4.0	AV:N/AC:L/Au:S/C:N/I:P/A:N
NVD	3.1	5.4	CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Affected products

qkmc-rk redbbs

Classification

Weakness

CWE-79 Improper Neutralization of Input During Web Page Generation

References

github.com /qkmc-rk/redbbs/issues/1
exploit, issue-tracking, third-party-advisory
vuldb.com /?id.250236
vdb-entry, technical-description, third-party-advisory
vuldb.com /?ctiid.250236
signature, permissions-required, third-party-advisory

Sources

CVE List CVE-2022-4958
NVD CVE-2022-4958

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