CVE-2016-10948: The Post Indexer plugin before 3.0.6.2 for WordPress has incorrect handling of data passed to the unserialize

Q: How do I fix CVE-2016-10948?

post indexer: upgrade to 3.0.6.2. Exact commands for each OS are on this page.

Q: Is CVE-2016-10948 being exploited?

CVE-2016-10948 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-2016-10948 affect?

CVE-2016-10948 affects post indexer. Severity is high (CVSS 8.1). The Post Indexer plugin before 3.0.6.2 for WordPress has incorrect handling of data passed to the unserialize function.

Q: How urgent is CVE-2016-10948?

Priority 58/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

This week

HIGH 8.1REMOTEUPGRADE

CVE-2016-10948 is a high-severity flaw (CVSS 8.1) affecting post indexer. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The Post Indexer plugin before 3.0.6.2 for WordPress has incorrect handling of data passed to the unserialize function.

Why this priority

High severity
Public exploit reference
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	8.1 (High)
Attack vector	Network (remote)
Attack complexity	High
Privileges needed	None
User interaction	None
EPSS exploit chance	1.7% (top 23%)
CISA exploited list	No
Weakness	CWE-20
Published	2019-09-13
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: post indexer project

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

Am I affected?

Timeline

2019-09-13 13:15 UTCPublished CVE record published
2026-06-17 00:40 UTCUpdated Record last modified

post indexer project post indexer UPGRADE

Affected: < 3.0.6.2

Fixed in: 3.0.6.2

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy post-indexer || rpm -q post-indexer || post-indexer --version

2. UPGRADE to 3.0.6.2 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade post-indexer

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade post-indexer

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-2016-10948?

post indexer: upgrade to 3.0.6.2. Exact commands for each OS are on this page.

Is CVE-2016-10948 being exploited?

CVE-2016-10948 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-2016-10948 affect?

CVE-2016-10948 affects post indexer. Severity is high (CVSS 8.1). The Post Indexer plugin before 3.0.6.2 for WordPress has incorrect handling of data passed to the unserialize function.

How urgent is CVE-2016-10948?

Priority 58/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

Software pages

WordPress vulnerabilities

Related CVEs

CVE-2016-10947 HIGH 7.2 UPGRADE The Post Indexer plugin before 3.0.6.2 for WordPress has SQL injection via the period parameter by a super adm

References

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