CVE-2017-20176: A vulnerability classified as problematic was found in ciubotaru share-on-diaspora 0.7.9

Routine

LOW 3.5DOWNGRADE

CVE-2017-20176 is a low-severity flaw (CVSS 3.5) affecting share on diaspora. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability classified as problematic was found in ciubotaru share-on-diaspora 0.7.9. This vulnerability affects unknown code of the file new_window.php. The manipulation of the argument title/url leads to cross site scripting. The attack can be initiated remotely. The name of the patch is fb6fae2f8a9b146471450b5b0281046a17d1ac8d. It is recommended to apply a patch to fix this issue. The identifier of this vulnerability is VDB-220204.

Why this priority

No elevated risk signals yet

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

Risk facts

CVSS score	3.5 (Low)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.5% (top 56%)
CISA exploited list	No
Weakness	CWE-79
Published	2023-02-06
Last modified	2026-06-17

Publisher (CNA): VulDB · Vendor: share on diaspora project

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

Am I affected?

Timeline

2023-02-06 04:15 UTCPublished CVE record published
2026-06-17 01:15 UTCUpdated Record last modified

share on diaspora project share on diaspora DOWNGRADE

Affected: 0.7.9

Fixed in: no fixed release known

Safe to downgrade to: a release before 0.7.9

1. Check installed version

apt-cache policy share-on-diaspora || rpm -q share-on-diaspora || share-on-diaspora --version

2. No fixed release: DOWNGRADE to a release before 0.7.9 (Debian / Ubuntu)

apt-cache madison share-on-diaspora sudo apt install share-on-diaspora=<VERSION_BEFORE_0.7.9> sudo apt-mark hold share-on-diaspora

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

dnf --showduplicates list share-on-diaspora sudo dnf downgrade share-on-diaspora-<VERSION_BEFORE_0.7.9> sudo dnf versionlock add share-on-diaspora

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-2017-20176?

share on diaspora: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2017-20176 being exploited?

CVE-2017-20176 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-2017-20176 affect?

CVE-2017-20176 affects share on diaspora. Severity is low (CVSS 3.5). A vulnerability classified as problematic was found in ciubotaru share-on-diaspora 0.7.9. This vulnerability affects unknown code of the file new_window.php. The manipulation of the argument title/url leads to cross site scripting. The atta

How urgent is CVE-2017-20176?

Priority 23/100. No elevated risk signals yet.

Software pages

PHP vulnerabilities

References

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