major vulnerability· requires attention

Unauthenticated remote write in OpenAM identity infrastructure (CVSS 9.3) lets attackers tamper discovery/security records; affects access management used across enterprises.

Applications

CVE-2026-45052

9.3

Critical

EPSS 0.77%Patch available

Unauthenticated SOAP write to OpenAM Liberty discovery allows persistent tampering

exploited

No known exploitation not in CISA KEV as of our last sync

fix

Patch available see the advisory in the references

likelihood

EPSS 0.77%top 45% of scored CVEs

Published 15 Sept 2026Analysed here 17 Sept 2026CVSS scored by the publisher (CNA)

common questions

Is CVE-2026-45052 being exploited?

Not confirmed. CVE-2026-45052 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 0.77% probability of exploitation in the next 30 days.

How severe is CVE-2026-45052?

CVE-2026-45052 is rated Critical with a CVSS score of 9.3. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.

Is there a patch for CVE-2026-45052?

Yes. A fix has been recorded for CVE-2026-45052. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.

What does CVE-2026-45052 affect?

CVE-2026-45052 affects OpenAM < 16.1.1, Liberty Web Services SOAPReceiver, Liberty DiscoveryService, Liberty Discovery store (root-realm). Confirm the exact affected versions against the vendor advisory before deciding you are exposed.

What should I do about CVE-2026-45052?

Upgrade to OpenAM 16.1.1 ASAP; if not possible, disable SOAPReceiver or block access.

Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.

executive summary

technical analysis

affected

OpenAM < 16.1.1Liberty Web Services SOAPReceiverLiberty DiscoveryServiceLiberty Discovery store (root-realm)

impact

Remote unauthenticated attacker can write persistent discovery/service-routing and security-mechanism records, enabling routing manipulation, auth bypass, and impersonation.

action required

Immediate action required

affected versions

OpenIdentityPlatform OpenAM

affected< 16.1.1

As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.

cisa ssvc

exploitation: none
automatable: yes
technical impact: total

Assessed by CISA 16 Sept 2026 (SSVC 2.0.3).

timeline

15 Sept 2026Published
16 Sept 2026CISA SSVC assessment: exploitation none · 1 day later
16 Sept 2026CVE record last updated · same day later
17 Sept 2026Analysed by vulneraibility.com · 1 day later

also known as

GHSA-p462-xxwx-pqf4

how to fix

Remediation steps are tailored for users whose stack is affected. Add this technology to your stack to see the fix checklist.

references

NVD CVE.org CVE Details Source

3 references in the CVE record: 3 links

Linkgithub.com /OpenIdentityPlatform/OpenAM/security/advisories/GHSA-p462-xxwx-pqf4
Linkgithub.com /OpenIdentityPlatform/OpenAM/commit/07e402c3f6321fbe5ffdb213f3817f09a8fc81de
Linkgithub.com /OpenIdentityPlatform/OpenAM/releases/tag/16.1.1

sources

CVE List (CVE.org): description, affected versions, references; CVE Terms of Use
NVD: CVSS and CPE data
CISA Vulnrichment (ADP): SSVC decision points
FIRST EPSS: exploit probability and percentile
OSV: advisory aliases and downstream package versions
Summary, impact and triage tags: written by our AI analysis pipeline from the sources above. Check them against the sources.

get alerted

Track only the vulnerabilities that affect your infrastructure.

start for free