CVE-2026-25235: PEAR is a framework and distribution system for reusable PHP components

Q: How do I fix CVE-2026-25235?

pearweb: upgrade to 1.33.0. Exact commands for each OS are on this page.

Q: Is CVE-2026-25235 being exploited?

CVE-2026-25235 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-2026-25235 affect?

CVE-2026-25235 affects pearweb. Severity is high (CVSS 7.5). PEAR is a framework and distribution system for reusable PHP components. Prior to version 1.33.0, predictable verification hashes may allow attackers to guess verification tokens and potentially verify election account requests without auth

Q: How urgent is CVE-2026-25235?

Priority 36/100. High severity; Remotely exploitable, no login, no user action

Routine

HIGH 7.5REMOTEUPGRADE

CVE-2026-25235 is a high-severity flaw (CVSS 7.5) affecting pearweb. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

PEAR is a framework and distribution system for reusable PHP components. Prior to version 1.33.0, predictable verification hashes may allow attackers to guess verification tokens and potentially verify election account requests without authorization. This issue has been patched in version 1.33.0.

Why this priority

High severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.3% (top 79%)
CISA exploited list	No
Weakness	CWE-337
Published	2026-02-03
Last modified	2026-06-17

Publisher (CNA): GitHub, Inc. · Vendor: pear

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

Am I affected?

Timeline

2026-02-03 19:16 UTCPublished CVE record published
2026-06-17 10:24 UTCUpdated Record last modified

pear pearweb UPGRADE

Affected: < 1.33.0

Fixed in: 1.33.0

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to 1.33.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade pearweb

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade pearweb

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-2026-25235?

pearweb: upgrade to 1.33.0. Exact commands for each OS are on this page.

Is CVE-2026-25235 being exploited?

CVE-2026-25235 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-2026-25235 affect?

CVE-2026-25235 affects pearweb. Severity is high (CVSS 7.5). PEAR is a framework and distribution system for reusable PHP components. Prior to version 1.33.0, predictable verification hashes may allow attackers to guess verification tokens and potentially verify election account requests without auth

How urgent is CVE-2026-25235?

Priority 36/100. High severity; Remotely exploitable, no login, no user action

Software pages

PHP vulnerabilities

Related CVEs

CVE-2026-25241 CRITICAL 9.8 UPGRADE PEAR is a framework and distribution system for reusable PHP components
CVE-2026-25240 CRITICAL 9.8 UPGRADE PEAR is a framework and distribution system for reusable PHP components
CVE-2026-25239 HIGH 7.5 UPGRADE PEAR is a framework and distribution system for reusable PHP components
CVE-2026-25238 CRITICAL 9.8 UPGRADE PEAR is a framework and distribution system for reusable PHP components
CVE-2026-25237 CRITICAL 9.8 UPGRADE PEAR is a framework and distribution system for reusable PHP components

References

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