code-projects Online Hotel Booking Booking Endpoint booknow.php cross site scripting

published 2026-04-06 7 mo ago modified 2026-07-24 3 mo ago also EUVD-2026-19559

cvss: 4.3; 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 31%
public exploits: 0; none known

A vulnerability was identified in code-projects Online Hotel Booking 1.0. Affected by this vulnerability is an unknown functionality of the file /booknow.php of the component Booking Endpoint. Such manipulation of the argument roomname leads to cross site scripting. It is possible to launch the attack remotely. The exploit is publicly available and might be used.

CISA SSVC

Exploitation: Proof of concept is public
Automatable: no
Technical impact: partial
Assessed: 7 mo ago (2026-04-08)

Exploit prediction

0.37% chance of exploitation in the next 30 days, higher than 31% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

github.com https://github.com/ahmadmarz10-hub/CVEsMarz/blob/main/Reflected%20Cross-Site%20Scripting%20(XSS)%20in%20Online%20Hotel%20Booking%20System%20roomname%20Parameter.md referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
CNA	4.0	5.3	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P
CNA	3.1	4.3	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R
CNA	3.0	4.3	CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R
CNA	2.0	5.0	AV:N/AC:L/Au:N/C:N/I:P/A:N/E:POC/RL:ND/RC:UR
CNA	4.0	2.1	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/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:X/AU:X/R:X/V:X/RE:X/U:X
CNA	3.1	4.3	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
CNA	2.0	5.0	AV:N/AC:L/Au:N/C:N/I:P/A:N

Affected products

code-projects Online Hotel Booking

Classification

Weakness

CWE-79 Improper Neutralization of Input During Web Page Generation
CWE-94 Improper Control of Generation of Code

References

github.com /ahmadmarz10-hub/CVEsMarz/blob/main/Reflected%20Cross-Site%20Scripting%20(XSS)%20in%20Online%20Hotel%20Booking
exploit
vuldb.com /vuln/355521
vdb-entry, technical-description
vuldb.com /vuln/355521/cti
signature, permissions-required
vuldb.com /submit/786325
third-party-advisory
code-projects.org /
product

Sources

CVE List CVE-2026-5705
NVD CVE-2026-5705

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