CVE-2025-60889: Insecure deserialization of untrusted input in StellarGroup HPX 1.11.0 under certain conditions may allow atta

Q: How do I fix CVE-2025-60889?

hpx: upgrade to newer than 1.11.0. Exact commands for each OS are on this page.

Q: Is CVE-2025-60889 being exploited?

CVE-2025-60889 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2025-60889 affect?

CVE-2025-60889 affects hpx. Severity is critical (CVSS 9.8). Insecure deserialization of untrusted input in StellarGroup HPX 1.11.0 under certain conditions may allow attackers to execute arbitrary code or other unspecified impacts.

Q: How urgent is CVE-2025-60889?

Priority 58/100. Critical severity; Public exploit reference; CISA SSVC: automatable with total technical impact; Remotely exploitable, no login, no user action

This week

CRITICAL 9.8REMOTEUPGRADE

CVE-2025-60889 is a critical-severity flaw (CVSS 9.8) affecting hpx. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Insecure deserialization of untrusted input in StellarGroup HPX 1.11.0 under certain conditions may allow attackers to execute arbitrary code or other unspecified impacts.

Why this priority

Critical severity
Public exploit reference
CISA SSVC: automatable with total technical impact
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.5% (top 59%)
CISA exploited list	No
Weakness	CWE-502
Published	2026-04-28
Last modified	2026-10-15

Publisher (CNA): MITRE · Vendor: stellar-group

Last updated 2026-10-15 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-04-28 16:16 UTCPublished CVE record published
2026-10-15 19:10 UTCUpdated Record last modified

stellar-group hpx UPGRADE

Affected: <= 1.11.0

Fixed in: newer than 1.11.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy hpx || rpm -q hpx || hpx --version

2. UPGRADE to newer than 1.11.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade hpx

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade hpx

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Exact fixes by distribution

Fedora 46 · icecat · FIXED · 153.6.0-2.rh1.fc46 · FEDORA-2026-25e05b5320 · source

sudo dnf upgrade --advisory=FEDORA-2026-25e05b5320

Fedora ELN · edk2 · FIXED · 20260812-14.eln159 · FEDORA-2026-8850ef9153 · source

sudo dnf upgrade --advisory=FEDORA-2026-8850ef9153

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Write-up: gist.github.com/TrebledJ/b32fd5c469583493ab50244045c9a6e4

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2025-60889?

hpx: upgrade to newer than 1.11.0. Exact commands for each OS are on this page.

Is CVE-2025-60889 being exploited?

CVE-2025-60889 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-60889 affect?

CVE-2025-60889 affects hpx. Severity is critical (CVSS 9.8). Insecure deserialization of untrusted input in StellarGroup HPX 1.11.0 under certain conditions may allow attackers to execute arbitrary code or other unspecified impacts.

How urgent is CVE-2025-60889?

Priority 58/100. Critical severity; Public exploit reference; CISA SSVC: automatable with total technical impact; Remotely exploitable, no login, no user action

References

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