Improper input validation in the PAM AD discovery endpoints in Devolutions Server 2026.2.4.0 through 2026.2.7.0 allows an authenticated user with the UserGroupsView permission to coerce server-side authentication to an attacker-controlled host, exposing PAM provider credentials as a NTLMv2 challenge-response, via a crafted DomainName parameter.
CVE-2026-12755
Score 2.7 from GitHub Security Advisory (severity: LOW) published 2026-06-25. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 2.7; sources differ by 0.0.
- Lower severity and no public exploit yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 2.7
- EG Score
- 2.7(high)
- EPSS
- 12.0%
- KEV
- Not listed
Published
June 25, 2026
Last Modified
June 29, 2026
References (1)
- security@devolutionshttps://devolutions.net/security/advisories/DEVO-2026-0020/
Vendor Advisories for CVE-2026-12755(1)
These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 14× in last 7d / 24× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-06 16:27 UTCEPSS rescore
- 2026-07-06 11:15 UTCEG score recompute
- 2026-07-06 11:14 UTCGHSA enrichment
- 2026-07-06 02:23 UTCEPSS rescore
- 2026-07-05 02:30 UTCEPSS rescore
- 2026-07-05 02:30 UTCEPSS rescore
- 2026-07-04 06:31 UTCEPSS rescore
- 2026-07-03 18:22 UTCEG score recompute
- 2026-07-03 18:22 UTCGHSA enrichment
- 2026-07-01 15:06 UTCEPSS rescore
- 2026-07-01 15:06 UTCEPSS rescore
- 2026-07-01 01:31 UTCEG score recompute
- 2026-07-01 01:31 UTCGHSA enrichment
- 2026-06-30 23:22 UTCEPSS rescore
- 2026-06-29 14:06 UTCEPSS rescore
- 2026-06-28 14:07 UTCEPSS rescore
- 2026-06-28 08:40 UTCEG score recompute▲ 2.70
- 2026-06-28 08:40 UTCGHSA enrichment
- 2026-06-28 04:56 UTCEPSS rescore
- 2026-06-28 04:56 UTCEPSS rescore
- 2026-06-27 03:08 UTCEPSS rescore
- 2026-06-25 17:48 UTCNVD updateCVSS v3 → 2.7 · severity → LOW
- 2026-06-25 15:49 UTCEG score recompute
- 2026-06-25 15:49 UTCGHSA enrichment
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- CVE-2022-37134EG 9.8EPSS 97%CRITICAL
- CVE-2021-21960NVD 10.0EG 9.8CRITICAL
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Frequently asked(5)
What is CVE-2026-12755?
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What is the CVSS score of CVE-2026-12755?
How do I remediate CVE-2026-12755?
Dependency Blast Radius
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