a2ui-project a2ui Binder generic-binder.ts resource consumption

published 2026-10-28 12 d ago modified 2026-11-03 6 d ago also EUVD-2026-111567

cvss: 4.3; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.3%; EPSS 0.3% chance of exploitation in 30 days, percentile 23%
public exploits: 0; none known

A vulnerability has been found in a2ui-project a2ui up to 0.10.6. Affected by this issue is some unknown functionality of the file renderers/web_core/src/v0_9/rendering/generic-binder.ts of the component Binder. The manipulation leads to resource consumption. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The identifier of the patch is c97f4a02d3fea33ce3e9de5cf3fd0e3b8f3a4f0e. To fix this issue, it is recommended to deploy a patch.

Patch / fix

links 2

github.com/a2ui-project/a2ui@c97f4a0 commit
github.com/a2ui-project/a2ui#2431 pull request

CISA SSVC

Exploitation: Proof of concept is public
Automatable: no
Technical impact: partial
Assessed: 6 d ago (2026-11-03)

Exploit prediction

0.31% chance of exploitation in the next 30 days, higher than 23% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

github.com https://github.com/a2ui-project/a2ui/issues/2387 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:N/VA:L/SC:N/SI:N/SA:N/E:P
CNA	3.1	4.3	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C
CNA	3.0	4.3	CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C
CNA	2.0	4.0	AV:N/AC:L/Au:S/C:N/I:N/A:P/E:POC/RL:OF/RC:C
CNA	4.0	2.1	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/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:L/UI:N/S:U/C:N/I:N/A:L
CNA	2.0	4.0	AV:N/AC:L/Au:S/C:N/I:N/A:P

Affected products

a2ui-project a2ui

Classification

Weakness

CWE-400 Uncontrolled Resource Consumption
CWE-404 Improper Resource Shutdown or Release

References

github.com /a2ui-project/a2ui/pull/2431
issue-tracking, patch
github.com /a2ui-project/a2ui/commit/c97f4a02d3fea33ce3e9de5cf3fd0e3b8f3a4f0e
patch
github.com /a2ui-project/a2ui/issues/2387
exploit, issue-tracking
vuldb.com /vuln/427572
vdb-entry
vuldb.com /vuln/427572/cti
signature, permissions-required
vuldb.com /cve/CVE-2026-118274
third-party-advisory
vuldb.com /submit/1015118
third-party-advisory
github.com /a2ui-project/a2ui/
product

Sources

CVE List CVE-2026-118274
NVD CVE-2026-118274

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