CVE-2025-70821: renren-secuity before v5.5.0 is vulnerable to SQL Injection in the BaseServiceImpl.java component

Q: How do I fix CVE-2025-70821?

renren-security: upgrade to newer than 5.5.0. Exact commands for each OS are on this page.

Q: Is CVE-2025-70821 being exploited?

CVE-2025-70821 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-2025-70821 affect?

CVE-2025-70821 affects renren-security. Severity is critical (CVSS 9.8). renren-secuity before v5.5.0 is vulnerable to SQL Injection in the BaseServiceImpl.java component

Q: How urgent is CVE-2025-70821?

Priority 54/100. Critical severity; Public exploit reference; Remotely exploitable, no login, no user action

This week

CRITICAL 9.8REMOTEUPGRADE

CVE-2025-70821 is a critical-severity flaw (CVSS 9.8) affecting renren-security. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

renren-secuity before v5.5.0 is vulnerable to SQL Injection in the BaseServiceImpl.java component

Why this priority

Critical severity
Public exploit reference
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 60%)
CISA exploited list	No
Weakness	CWE-89
Published	2026-03-03
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: renren

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

Am I affected?

Timeline

2026-03-03 15:16 UTCPublished CVE record published
2026-06-17 10:03 UTCUpdated Record last modified

renren renren-security UPGRADE

Affected: <= 5.5.0

Fixed in: newer than 5.5.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy renren-security || rpm -q renren-security || renren-security --version

2. UPGRADE to newer than 5.5.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade renren-security

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade renren-security

Note

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

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-2025-70821?

renren-security: upgrade to newer than 5.5.0. Exact commands for each OS are on this page.

Is CVE-2025-70821 being exploited?

CVE-2025-70821 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-2025-70821 affect?

CVE-2025-70821 affects renren-security. Severity is critical (CVSS 9.8). renren-secuity before v5.5.0 is vulnerable to SQL Injection in the BaseServiceImpl.java component

How urgent is CVE-2025-70821?

Priority 54/100. Critical severity; Public exploit reference; Remotely exploitable, no login, no user action

Software pages

Java vulnerabilities

Related CVEs

CVE-2025-3387 LOW 3.5 UPGRADE A vulnerability classified as problematic has been found in renrenio renren-security up to 5.4.0

References

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