CVE-2025-60949: Census CSWeb 8.0.1 allows "app/config" to be reachable via HTTP in some deployments

This month

CRITICAL 9.1REMOTEDOWNGRADE

CVE-2025-60949 is a critical-severity flaw (CVSS 9.1) affecting csweb. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Census CSWeb 8.0.1 allows "app/config" to be reachable via HTTP in some deployments. A remote, unauthenticated attacker could send requests to configuration files and obtain leaked secrets. Fixed in 8.1.0 alpha.

Why this priority

Critical severity
Remotely exploitable, no login, no user action

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

Risk facts

CVSS score	9.1 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.4% (top 65%)
CISA exploited list	No
Weakness	CWE-200
Published	2026-03-23
Last modified	2026-06-17

Publisher (CNA): Cybersecurity and Infrastructure Security Agency (CISA) U.S. Civilian Government · Vendor: csprousers

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

Am I affected?

Timeline

2026-03-23 22:16 UTCPublished CVE record published
2026-06-17 09:50 UTCUpdated Record last modified

csprousers csweb DOWNGRADE

Affected: 8.0.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 8.0.1

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 8.0.1 (Debian / Ubuntu)

apt-cache madison csweb sudo apt install csweb=<VERSION_BEFORE_8.0.1> sudo apt-mark hold csweb

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

dnf --showduplicates list csweb sudo dnf downgrade csweb-<VERSION_BEFORE_8.0.1> sudo dnf versionlock add csweb

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-2025-60949?

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

Is CVE-2025-60949 being exploited?

CVE-2025-60949 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-2025-60949 affect?

CVE-2025-60949 affects csweb. Severity is critical (CVSS 9.1). Census CSWeb 8.0.1 allows "app/config" to be reachable via HTTP in some deployments. A remote, unauthenticated attacker could send requests to configuration files and obtain leaked secrets. Fixed in 8.1.0 alpha.

How urgent is CVE-2025-60949?

Priority 46/100. Critical severity; Remotely exploitable, no login, no user action

Related CVEs

CVE-2025-60948 MEDIUM 4.6 DOWNGRADE Census CSWeb 8.0.1 allows stored cross-site scripting in user supplied fields
CVE-2025-60947 HIGH 8.8 DOWNGRADE Census CSWeb 8.0.1 allows arbitrary file upload
CVE-2025-60946 HIGH 8.8 DOWNGRADE Census CSWeb 8.0.1 allows arbitrary file path input

References

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