CVE-2025-54761: An issue was discovered in PPress 0.0.9 allowing attackers to gain escilated privlidges via crafted session co

Routine

HIGH 8.0DOWNGRADE

CVE-2025-54761 is a high-severity flaw (CVSS 8.0) affecting ppress. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

An issue was discovered in PPress 0.0.9 allowing attackers to gain escilated privlidges via crafted session cookie.

Why this priority

High severity
Public exploit reference

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

Risk facts

CVSS score	8.0 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.3% (top 74%)
CISA exploited list	No
Weakness	CWE-269, CWE-287, CWE-384
Published	2025-09-19
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: yandaozi

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

Am I affected?

Timeline

2025-09-19 20:15 UTCPublished CVE record published
2026-06-17 09:40 UTCUpdated Record last modified

yandaozi ppress DOWNGRADE

Affected: 0.0.9 beta

Fixed in: no fixed release known

Safe to downgrade to: a release before 0.0.9

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 0.0.9 (Debian / Ubuntu)

apt-cache madison ppress sudo apt install ppress=<VERSION_BEFORE_0.0.9> sudo apt-mark hold ppress

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

dnf --showduplicates list ppress sudo dnf downgrade ppress-<VERSION_BEFORE_0.0.9> sudo dnf versionlock add ppress

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-2025-54761?

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

Is CVE-2025-54761 being exploited?

CVE-2025-54761 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-2025-54761 affect?

CVE-2025-54761 affects ppress. Severity is high (CVSS 8.0). An issue was discovered in PPress 0.0.9 allowing attackers to gain escilated privlidges via crafted session cookie.

How urgent is CVE-2025-54761?

Priority 39/100. High severity; Public exploit reference

Related CVEs

CVE-2025-54815 HIGH 8.8 DOWNGRADE Server-side template injection (SSTI) vulnerability in PPress 0.0.9 allows attackers to execute arbitrary code
CVE-2025-52159 HIGH 8.8 DOWNGRADE Hardcoded credentials in default configuration of PPress 0.0.9.
CVE-2025-25973 MEDIUM 6.5 DOWNGRADE A stored Cross Site Scripting vulnerability in the "related recommendations" feature in Ppress v.0.0.9 allows

References

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