CVE-2007-0860: Multiple PHP remote file inclusion vulnerabilities in local Calendar System 1.1 allow remote attackers to exec

This month

HIGH 7.5DOWNGRADE

CVE-2007-0860 is a high-severity flaw (CVSS 7.5) affecting local calendar system. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Multiple PHP remote file inclusion vulnerabilities in local Calendar System 1.1 allow remote attackers to execute arbitrary PHP code via a URL in the (1) TEMPLATE_DIR parameter to (a) showinvoices.php, (b) showmonth.php, (c) showevents.php, (d) retrieveinvoice.php, (e) modifyitem.php, and (f) lookup_userid.php; or the LIBDIR parameter to (g) editevent.php, (h) resetpassword.php, (i) signup.php, showmonth.php, (j) showday.php, showevents.php, and

Why this priority

High severity

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

Risk facts

CVSS score	7.5 (High)
EPSS exploit chance	1.2% (top 31%)
CISA exploited list	No
Published	2007-02-09
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: laboratory for optical and computational instrumentation

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2007-02-09 01:28 UTCPublished CVE record published
2026-06-16 22:36 UTCUpdated Record last modified

laboratory for optical and computational instrumentation local calendar system DOWNGRADE

Affected: 1.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.1

1. Check installed version

apt-cache policy local-calendar-system || rpm -q local-calendar-system || local-calendar-system --version

2. No fixed release: DOWNGRADE to a release before 1.1 (Debian / Ubuntu)

apt-cache madison local-calendar-system sudo apt install local-calendar-system=<VERSION_BEFORE_1.1> sudo apt-mark hold local-calendar-system

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

dnf --showduplicates list local-calendar-system sudo dnf downgrade local-calendar-system-<VERSION_BEFORE_1.1> sudo dnf versionlock add local-calendar-system

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-2007-0860?

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

Is CVE-2007-0860 being exploited?

CVE-2007-0860 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-2007-0860 affect?

CVE-2007-0860 affects local calendar system. Severity is high (CVSS 7.5). Multiple PHP remote file inclusion vulnerabilities in local Calendar System 1.1 allow remote attackers to execute arbitrary PHP code via a URL in the (1) TEMPLATE_DIR parameter to (a) showinvoices.php, (b) showmonth.php, (c) showevents.php,

How urgent is CVE-2007-0860?

Priority 43/100. High severity

Software pages

PHP vulnerabilities

Related CVEs

CVE-2006-5426 HIGH 7.5 DOWNGRADE PHP remote file inclusion vulnerability in lib/lcUser.php in LoCal Calendar System 1.1 remote attackers to exe

References

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