CVE-2025-31987: HCL Connections Docs may mishandle validation of certain uploaded documents leading to denial of service due t

Routine

MEDIUM 4.8DOWNGRADE

CVE-2025-31987 is a medium-severity flaw (CVSS 4.8) affecting connections docs. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

HCL Connections Docs may mishandle validation of certain uploaded documents leading to denial of service due to resource exhaustion.

Why this priority

No elevated risk signals yet

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	4.8 (Medium)
Attack vector	Network (remote)
Attack complexity	High
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.2% (top 88%)
CISA exploited list	No
Weakness	CWE-405
Published	2025-08-14
Last modified	2026-06-17

Publisher (CNA): HCL Software · Vendor: hcltech

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-08-14 23:15 UTCPublished CVE record published
2026-06-17 09:11 UTCUpdated Record last modified

hcltech connections docs DOWNGRADE

Affected: 2.0.2

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.0.2

1. Check installed version

apt-cache policy connections-docs || rpm -q connections-docs || connections-docs --version

2. No fixed release: DOWNGRADE to a release before 2.0.2 (Debian / Ubuntu)

apt-cache madison connections-docs sudo apt install connections-docs=<VERSION_BEFORE_2.0.2> sudo apt-mark hold connections-docs

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list connections-docs sudo dnf downgrade connections-docs-<VERSION_BEFORE_2.0.2> sudo dnf versionlock add connections-docs

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

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-2025-31987?

connections docs: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2025-31987 being exploited?

CVE-2025-31987 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-2025-31987 affect?

CVE-2025-31987 affects connections docs. Severity is medium (CVSS 4.8). HCL Connections Docs may mishandle validation of certain uploaded documents leading to denial of service due to resource exhaustion.

How urgent is CVE-2025-31987?

Priority 20/100. No elevated risk signals yet.

Related CVEs

CVE-2024-23563 LOW 3.9 DOWNGRADE HCL Connections Docs is vulnerable to a sensitive information disclosure which could allow a user to obtain se

References

← Back to latest CVEs