CVE-2025-26494: Server-Side Request Forgery (SSRF) vulnerability in Salesforce Tableau Server allows Authentication Bypass.Thi

Routine

HIGH 7.7UPGRADE

CVE-2025-26494 is a high-severity flaw (CVSS 7.7) affecting tableau server. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Server-Side Request Forgery (SSRF) vulnerability in Salesforce Tableau Server allows Authentication Bypass.This issue affects Tableau Server: from 2023.3 through 2023.3.5.

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	7.7 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.6% (top 53%)
CISA exploited list	No
Weakness	CWE-918
Published	2025-02-11
Last modified	2026-06-17

Publisher (CNA): Salesforce, Inc. · Vendor: tableau

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

Am I affected?

Timeline

2025-02-11 18:15 UTCPublished CVE record published
2026-06-17 09:01 UTCUpdated Record last modified

tableau tableau server UPGRADE

Affected: >= 2023.3 and <= 2023.3.5

Fixed in: newer than 2023.3.5

Safe to downgrade to: a release before 2023.3

1. Check installed version

apt-cache policy tableau-server || rpm -q tableau-server || tableau-server --version

2. UPGRADE to newer than 2023.3.5 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade tableau-server

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade tableau-server

Note

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

3. If no update is available yet, DOWNGRADE to a release before 2023.3 (Debian / Ubuntu)

apt-cache madison tableau-server sudo apt install tableau-server=<VERSION_BEFORE_2023.3> sudo apt-mark hold tableau-server

3. If no update is available yet, DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list tableau-server sudo dnf downgrade tableau-server-<VERSION_BEFORE_2023.3> sudo dnf versionlock add tableau-server

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-2025-26494?

tableau server: upgrade to newer than 2023.3.5. Exact commands for each OS are on this page.

Is CVE-2025-26494 being exploited?

CVE-2025-26494 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-2025-26494 affect?

CVE-2025-26494 affects tableau server. Severity is high (CVSS 7.7). Server-Side Request Forgery (SSRF) vulnerability in Salesforce Tableau Server allows Authentication Bypass.This issue affects Tableau Server: from 2023.3 through 2023.3.5.

How urgent is CVE-2025-26494?

Priority 39/100. High severity

Software pages

Salesforce vulnerabilities

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References

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