Hostel < 1.1.5.3 - Reflected XSS

published 2024-07-13 2 y ago modified 2026-06-17 4 mo ago also EUVD-2024-32326

cvss: 5.9; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.8%; EPSS 0.8% chance of exploitation in 30 days, percentile 56%
public exploits: 0; none known, plus a Nuclei check

The Hostel WordPress plugin before 1.1.5.3 does not sanitise and escape a parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin

Patch / fix

fixed in 2

Unknown Hostel 1.1.5.3
kibokolabs hostel 1.1.5.3

CISA SSVC

Exploitation: Proof of concept is public
Automatable: no
Technical impact: partial
Assessed: 2 y ago (2024-07-13)

Exploit prediction

0.80% chance of exploitation in the next 30 days, higher than 56% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

Nuclei template Hostel < 1.1.5.3 - Cross-Site Scripting nuclei detection template
wpscan.com https://wpscan.com/vulnerability/e140e109-4176-4b26-bf63-198262a31409/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
CISA ADP	3.1	5.9	CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L
CNA	3.1	5.9	CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L

Affected products

Unknown Hostel
kibokolabs hostel

Classification

Weakness

CWE-79 Improper Neutralization of Input During Web Page Generation

Technology feeds

WordPress rss critical rss

References

wpscan.com /vulnerability/e140e109-4176-4b26-bf63-198262a31409/
exploit, vdb-entry, technical-description, third-party-advisory

Sources

CVE List CVE-2024-3753
NVD CVE-2024-3753

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.

CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.

Summary