Public proof of conceptFix available

CVE-2023-35854

Q: Is CVE-2023-35854 actively exploited?

Active exploitation of CVE-2023-35854 has not been confirmed. Its EPSS score was 6.0% on 2026-10-23, the estimated probability of exploitation in the next 30 days.

Q: What is the CVSS score for CVE-2023-35854?

CVE-2023-35854 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

A public proof of concept exists; no exploitation attested.

Published2023-06-20
Fixed in6.1
WeaknessCWE-306

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

Zoho ManageEngine ADSelfService Plus through 6113 has an authentication bypass that can be exploited to steal the domain controller session token for identity spoofing, thereby achieving the privileges of the domain controller administrator. NOTE: the vendor's perspective is that they have "found no evidence or detail of a security vulnerability."

Timeline

dates in UTC

2023-06-2012:15CVE publishedNVD
2026-10-2319:23First public proof of conceptPoC-in-GitHub

Observed activity

isMalicious corpus · updated 2026-10-23 21:37 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2023-35854?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2023-35854?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Zohocorp manageengine adselfservice plus

Branch	Affected	Fixed in	Source
6.1	< 6.1	6.1	NVD
6.1	= 6.1	no fix published	NVD

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

Update Zohocorp manageengine adselfservice plus to 6.1

Detection

read 2026-10-23 19:23 UTC

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: 1 repository, unverifiedbluestarry33/exp

Sources

CISA-ADPSSVC decisionnone2024-07-08
OpenCVESSVC decisionnone—
NVDCVSS 3.19.8read 2026-10-23
NVDweakness (CWE)CWE-306read 2026-10-23
FIRST EPSSEPSS score6.0 %2026-10-23
PoC-in-GitHubproof of concept1read 2026-10-23

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published: 2023-06-20
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2023-35854?

Is CVE-2023-35854 actively exploited?

Active exploitation of CVE-2023-35854 has not been confirmed. Its EPSS score was 6.0% on 2026-10-23, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2023-35854?

CVE-2023-35854 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

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