CVE-2016-10508: Multiple cross-site scripting (XSS) vulnerabilities in phpThumb() before 1.7.14 allow remote attackers to inje

Q: How do I fix CVE-2016-10508?

phpthumb: upgrade to newer than 1.7.13. Exact commands for each OS are on this page.

Q: Is CVE-2016-10508 being exploited?

CVE-2016-10508 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-2016-10508 affect?

CVE-2016-10508 affects phpthumb. Severity is medium (CVSS 6.1). Multiple cross-site scripting (XSS) vulnerabilities in phpThumb() before 1.7.14 allow remote attackers to inject arbitrary web script or HTML via parameters in demo/phpThumb.demo.showpic.php.

Q: How urgent is CVE-2016-10508?

Priority 36/100. No elevated risk signals yet.

Routine

MEDIUM 6.1UPGRADE

CVE-2016-10508 is a medium-severity flaw (CVSS 6.1) affecting phpthumb. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Multiple cross-site scripting (XSS) vulnerabilities in phpThumb() before 1.7.14 allow remote attackers to inject arbitrary web script or HTML via parameters in demo/phpThumb.demo.showpic.php.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	6.1 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.8% (top 42%)
CISA exploited list	No
Weakness	CWE-79
Published	2017-08-31
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: phpthumb project

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

Am I affected?

Timeline

2017-08-31 20:29 UTCPublished CVE record published
2026-06-17 00:39 UTCUpdated Record last modified

phpthumb project phpthumb UPGRADE

Affected: <= 1.7.13

Fixed in: newer than 1.7.13

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to newer than 1.7.13 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade phpthumb

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-2016-10508?

phpthumb: upgrade to newer than 1.7.13. Exact commands for each OS are on this page.

Is CVE-2016-10508 being exploited?

CVE-2016-10508 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-2016-10508 affect?

CVE-2016-10508 affects phpthumb. Severity is medium (CVSS 6.1). Multiple cross-site scripting (XSS) vulnerabilities in phpThumb() before 1.7.14 allow remote attackers to inject arbitrary web script or HTML via parameters in demo/phpThumb.demo.showpic.php.

How urgent is CVE-2016-10508?

Priority 36/100. No elevated risk signals yet.

Software pages

PHP vulnerabilities

Related CVEs

CVE-2013-6919 MEDIUM 4.3 UPGRADE The default configuration of phpThumb before 1.7.12 has a false value for the disable_debug option, which allo

References

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