Baidu UEditor cross site scripting

published 2024-08-01 2 y ago modified 2026-06-17 4 mo ago also EUVD-2024-48282

cvss: 3.5; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.5%; EPSS 0.5% chance of exploitation in 30 days, percentile 39%
public exploits: 0; none known

A vulnerability was found in Baidu UEditor 1.4.2. It has been declared as problematic. This vulnerability affects unknown code of the file /ueditor142/php/controller.php?action=catchimage. The manipulation of the argument source[] leads to cross site scripting. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. VDB-273274 is the identifier assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

CISA SSVC

Exploitation: Proof of concept is public
Automatable: no
Technical impact: partial
Assessed: 2 y ago (2024-08-01)

Exploit prediction

0.45% chance of exploitation in the next 30 days, higher than 39% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

github.com https://github.com/Hebing123/cve/issues/63 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:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
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
CNA	4.0	5.3	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/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:X/AU:X/R:X/V:X/RE:X/U:X
NVD	3.1	6.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Affected products

Baidu UEditor

Classification

Weakness

CWE-79 Improper Neutralization of Input During Web Page Generation

References

github.com /Hebing123/cve/issues/63
exploit, issue-tracking, third-party-advisory
vuldb.com /?id.273274
vdb-entry, technical-description, permissions-required, third-party-advisory
vuldb.com /?ctiid.273274
signature, permissions-required, third-party-advisory
vuldb.com /?submit.380151
third-party-advisory

Sources

CVE List CVE-2024-7343
NVD CVE-2024-7343

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